
Dr. med. Johannes Atta
Hematologist
- Dr. med. Johannes Atta is a skilled Haematologist & Oncologist with over 29 years of experience.
- He has specialised in internal medicine and has additional qualifications in haematology, oncology, infectiology, and medical quality management.
- He studied Medicine and Classical Studies at the Universities of Wurzburg and Frankfurt, followed by clinical electives (training) at the University of Western Australia and Harvard Medical School.
- Dr. Johannes is an active member of the German Society for Hematology and Oncology (DGHO) and the American Society of Clinical Oncology (ASCO).
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- Dr. med. Johannes Atta is a skilled Haematologist & Oncologist with over 29 years of experience.
- He has specialised in internal medicine and has additional qualifications in haematology, oncology, infectiology, and medical quality management.
- He studied Medicine and Classical Studies at the Universities of Wurzburg and Frankfurt, followed by clinical electives (training) at the University of Western Australia and Harvard Medical School.
- Dr. Johannes is an active member of the German Society for Hematology and Oncology (DGHO) and the American Society of Clinical Oncology (ASCO).

Prof. Dr. Claudia Spies
Spine and Pain Specialist
- Prof. Dr. Claudia Spies is a well-known Anaesthesiologist with experience of more than 31 years.
- She is a Member of the Scientific Advisory Board of the Clean Hands Campaign, Presidium of the AWMF, Presidium of the Patient Safety Alliance, Anti-Infectives, Resistance and Therapy Commission at Robert Koch Institute, and also Chair of the Perioperative Intensive Care Medicine Section of the European Society of Intensive Care Medicine (ESICM).
- She completed her graduation from Nuremberg and Harvard Medical School Boston, Massachusetts, the USA in 1980, and started working as an assistant doctor in anesthesia and intensive care medicine, Nuremberg Municipal Hospital.
- Later the worked as a research assistant and specialist training at the clinic for Anaesthesiology and operative intensive care medicine at the University Hospital Steglitz der, Free University of Berlin.
- Dr. Spies has worked in specialties such as neuro, head and neck, urology, gastrointestinal, obstetrics, vascular, thoracic, pediatrics, etc.
- She has published more than 730 articles with more than 16,000 citations, and her research focuses on “risk reduction in anesthesia and intensive care” with the main interest being etiologies and repercussions of acquired neurocognitive disorders after surgery and intensive care.
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- Prof. Dr. Claudia Spies is a well-known Anaesthesiologist with experience of more than 31 years.
- She is a Member of the Scientific Advisory Board of the Clean Hands Campaign, Presidium of the AWMF, Presidium of the Patient Safety Alliance, Anti-Infectives, Resistance and Therapy Commission at Robert Koch Institute, and also Chair of the Perioperative Intensive Care Medicine Section of the European Society of Intensive Care Medicine (ESICM).
- She completed her graduation from Nuremberg and Harvard Medical School Boston, Massachusetts, the USA in 1980, and started working as an assistant doctor in anesthesia and intensive care medicine, Nuremberg Municipal Hospital.
- Later the worked as a research assistant and specialist training at the clinic for Anaesthesiology and operative intensive care medicine at the University Hospital Steglitz der, Free University of Berlin.
- Dr. Spies has worked in specialties such as neuro, head and neck, urology, gastrointestinal, obstetrics, vascular, thoracic, pediatrics, etc.
- She has published more than 730 articles with more than 16,000 citations, and her research focuses on “risk reduction in anesthesia and intensive care” with the main interest being etiologies and repercussions of acquired neurocognitive disorders after surgery and intensive care.

Prof. Dr. Helmut Friess
General Surgeon
- Prof. Dr. Helmut Friess is a General Surgeon with experience of more than 32 years.
- He is a member of the Publication Committee of the Society for Surgery of the Alimentary Tract, General Assembly, United European Gastroenterology Federation (UEGF), Honorary Member, Romanian Academy of Medical Sciences, Bucharest, Romania, President, Association of Bavarian Surgeons (VBC), and much more.
- He is also on the Editorial Board of the Journal of the Pancreas, Editorial Board of the International Journal of Pancreatology, Langenbeck's Archives of Surgery, Secretary of the European Society for Digestive Surgery (EDS), and External Reviewer, Surgical Forum, German Surgical Society.
- He studied medicine at theUniversity of Ulm, Ulm, Germany in 1988, and Habilitation in "Growth factors and growth factor receptors in pancreatic cancer" (Prof. Dr. med. M. W. Büchler), University of Bern, Switzerland in 1998.
- He also has a Fellowship from the Royal College of Surgeons of England in 2000.
- Prof. Friess's primary emphasis is on treating malignant tumors of the colon liver, biliary tract, and pancreas, thyroid, lung, etc
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- Prof. Dr. Helmut Friess is a General Surgeon with experience of more than 32 years.
- He is a member of the Publication Committee of the Society for Surgery of the Alimentary Tract, General Assembly, United European Gastroenterology Federation (UEGF), Honorary Member, Romanian Academy of Medical Sciences, Bucharest, Romania, President, Association of Bavarian Surgeons (VBC), and much more.
- He is also on the Editorial Board of the Journal of the Pancreas, Editorial Board of the International Journal of Pancreatology, Langenbeck's Archives of Surgery, Secretary of the European Society for Digestive Surgery (EDS), and External Reviewer, Surgical Forum, German Surgical Society.
- He studied medicine at theUniversity of Ulm, Ulm, Germany in 1988, and Habilitation in "Growth factors and growth factor receptors in pancreatic cancer" (Prof. Dr. med. M. W. Büchler), University of Bern, Switzerland in 1998.
- He also has a Fellowship from the Royal College of Surgeons of England in 2000.
- Prof. Friess's primary emphasis is on treating malignant tumors of the colon liver, biliary tract, and pancreas, thyroid, lung, etc

Prof. Dr. Jurgen Gschwend
Urologist
- Prof. Dr. Jurgen Gschwend has been a practising Urologist for more than 30 years.
- He focuses on Operative and Clinical Urooncology, Molecular oncology of the bladder and prostatic carcinoma, Micrometastasis and Signal transduction.
- He is a member of the German Medical Association, the German Cancer Society and the German Society of Urology.
- Prof. Dr. Jurgen Gschwend gained his MBBS (1988) from Ludwig-Maximilian University, Munich.
- He has a PhD from the University of Ulm.
- Prof. Dr. Jurgen Gschwend is the author of several publications and articles.
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- Prof. Dr. Jurgen Gschwend has been a practising Urologist for more than 30 years.
- He focuses on Operative and Clinical Urooncology, Molecular oncology of the bladder and prostatic carcinoma, Micrometastasis and Signal transduction.
- He is a member of the German Medical Association, the German Cancer Society and the German Society of Urology.
- Prof. Dr. Jurgen Gschwend gained his MBBS (1988) from Ludwig-Maximilian University, Munich.
- He has a PhD from the University of Ulm.
- Prof. Dr. Jurgen Gschwend is the author of several publications and articles.
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Prof. Dr. Kurt Miller
Urologist
- Prof. Dr. Kurt Miller is a Urologist in Germany and has an experience of 26+ years in the field.
- He completed his doctorate at the University of Heidelberg in 1977 and started working as a Senior physician at the Urological University Clinic in Ulm. Later, he completed his Habilitation in urology at Ulm University in 1987.
- His focus is on oncological surgery, i.e., the surgical treatment of prostate, testicular, bladder, and kidney cancer - also in combination with drug tumor therapy.
- Dr. Miller and his urological clinic participate in numerous global clinical studies and he has even set up a large department for clinical studies for research purposes.
- He has more than 400 scientific papers under his credit as a primary author and co-author published in various national and international peer-reviewed journals.
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- Prof. Dr. Kurt Miller is a Urologist in Germany and has an experience of 26+ years in the field.
- He completed his doctorate at the University of Heidelberg in 1977 and started working as a Senior physician at the Urological University Clinic in Ulm. Later, he completed his Habilitation in urology at Ulm University in 1987.
- His focus is on oncological surgery, i.e., the surgical treatment of prostate, testicular, bladder, and kidney cancer - also in combination with drug tumor therapy.
- Dr. Miller and his urological clinic participate in numerous global clinical studies and he has even set up a large department for clinical studies for research purposes.
- He has more than 400 scientific papers under his credit as a primary author and co-author published in various national and international peer-reviewed journals.

Prof. Dr. Hartmut Burkle
Spine and Pain Specialist
- Prof. Dr. Hartmut Burkle is an Anaesthesiologist with experience of more than 20 years.
- He is a Member of the International Anesthesia Research Society (IARS); Berufsverbandes Deutscher Anästhesisten (BDA), Deutschen Gesellschaft für Anästhesie und Intensivmedizin (DGAI); European Society of Anesthesiologists; and Deutschen Interdisziplinären Vereinigung der Intensivmedizin (DIVI).
- After completing his study in medicine, he did a Postdoctoral fellowship from the Department of Anesthesiology, UCSD, San Diego, USA.
- Dr. Burkle has worked in prestigious organizations such as the Memmingen Clinic (Chief Physician), University of Toronto (Visiting Professorship), ANU Canberra, Dept. of Anesthesiology, Australia (Visiting Professorship).
- His area of expertise includes Intensive Care Medicine, Airway Management, Critical Care Medicine, ICU, Pain Management, Inflammation, Surgery, Mechanical Ventilation, Resuscitation, etc.
- He also has publications in several international and national journals.
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- Prof. Dr. Hartmut Burkle is an Anaesthesiologist with experience of more than 20 years.
- He is a Member of the International Anesthesia Research Society (IARS); Berufsverbandes Deutscher Anästhesisten (BDA), Deutschen Gesellschaft für Anästhesie und Intensivmedizin (DGAI); European Society of Anesthesiologists; and Deutschen Interdisziplinären Vereinigung der Intensivmedizin (DIVI).
- After completing his study in medicine, he did a Postdoctoral fellowship from the Department of Anesthesiology, UCSD, San Diego, USA.
- Dr. Burkle has worked in prestigious organizations such as the Memmingen Clinic (Chief Physician), University of Toronto (Visiting Professorship), ANU Canberra, Dept. of Anesthesiology, Australia (Visiting Professorship).
- His area of expertise includes Intensive Care Medicine, Airway Management, Critical Care Medicine, ICU, Pain Management, Inflammation, Surgery, Mechanical Ventilation, Resuscitation, etc.
- He also has publications in several international and national journals.

Prof. Dr. Rainer Schmelzeisen
Oral and Maxillofacial Surgeon
- Prof. Dr. Rainer Schmelzeisen is an Oral & Maxillofacial Surgeon with 23 years of experience in the field.
- He is a member of the Maxillofacial Expert Group of the AO Foundation and Board of Directors of the Medical Center - University of Freiburg.
- He completed his graduation from the University of Mainz in 1976 and later also has a Fellow of the Royal College of Surgeons, London (FRCS) in 2004.
- Dr. Schmelzeisen has expertise in Virtual Surgical Planning, Preformed Implants/Osteosynthesis, Biomaterials, etc.
- He has publications in several journals and has attended workshops and seminars to improve his clinical skills.
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- Prof. Dr. Rainer Schmelzeisen is an Oral & Maxillofacial Surgeon with 23 years of experience in the field.
- He is a member of the Maxillofacial Expert Group of the AO Foundation and Board of Directors of the Medical Center - University of Freiburg.
- He completed his graduation from the University of Mainz in 1976 and later also has a Fellow of the Royal College of Surgeons, London (FRCS) in 2004.
- Dr. Schmelzeisen has expertise in Virtual Surgical Planning, Preformed Implants/Osteosynthesis, Biomaterials, etc.
- He has publications in several journals and has attended workshops and seminars to improve his clinical skills.

Prof. Dr. Thorsten Schlomm
Urologist
- Prof. Dr. Thorsten Schlomm is a well-known Urologist with 17+ years in the field.
- He is a member of the German, European and American Society of Urology as well as the American Association for Cancer Research (AACR).
- He studied human medicine and a doctorate in Göttingen and Denver (USA), and later specialist training in urology at the University Hospitals of Göttingen and Hamburg.
- His expertise lies in prostate carcinoma: open surgical and robotic (DaVinci) radical prostatectomy with retention of the nerves, Renal, bladder, and testicular cancer.
- He has numerous scientific publications, book contributions, and research awards in the field of prostate cancer; and has also acted as a reviewer for national and international scientific journals.
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- Prof. Dr. Thorsten Schlomm is a well-known Urologist with 17+ years in the field.
- He is a member of the German, European and American Society of Urology as well as the American Association for Cancer Research (AACR).
- He studied human medicine and a doctorate in Göttingen and Denver (USA), and later specialist training in urology at the University Hospitals of Göttingen and Hamburg.
- His expertise lies in prostate carcinoma: open surgical and robotic (DaVinci) radical prostatectomy with retention of the nerves, Renal, bladder, and testicular cancer.
- He has numerous scientific publications, book contributions, and research awards in the field of prostate cancer; and has also acted as a reviewer for national and international scientific journals.
- Prof. Dr. Fabian Bamberg is an Interventional Radiologist with 14 years in the field.
- He completed his education in Medicine from the University Witten-Herdecke in 2000 and later went on to complete his MPH degree from Harvard T.H. Chan School of Public Health in 2006.
- He worked as an Instructor in Radiology and Co-Director in Massachusetts General Hospital, Harvard Medical School, Boston, USA, and later as a Senior physician Magnetic Resonance Imaging in University München.
- His specialty lies in areas such as Computed Tomography, Magnetic resonance imaging, Angiography, Musculoskeletal and Trauma imaging, Hepatobiliary imaging, Fetal Imaging, Interventional Neuroradiology, Panoramic radiology, etc.
- Along with writing for various journals, Dr. Bamberg has presented many papers in international as well as national conferences and attended several seminars.
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- Prof. Dr. Fabian Bamberg is an Interventional Radiologist with 14 years in the field.
- He completed his education in Medicine from the University Witten-Herdecke in 2000 and later went on to complete his MPH degree from Harvard T.H. Chan School of Public Health in 2006.
- He worked as an Instructor in Radiology and Co-Director in Massachusetts General Hospital, Harvard Medical School, Boston, USA, and later as a Senior physician Magnetic Resonance Imaging in University München.
- His specialty lies in areas such as Computed Tomography, Magnetic resonance imaging, Angiography, Musculoskeletal and Trauma imaging, Hepatobiliary imaging, Fetal Imaging, Interventional Neuroradiology, Panoramic radiology, etc.
- Along with writing for various journals, Dr. Bamberg has presented many papers in international as well as national conferences and attended several seminars.

Prof. Dr. Volker Arnd Coenen
Neurosurgeon
- Prof. Dr. Volker Arnd Coenen is a Neurosurgeon in Freiburg, Germany with over 15+ years of experience.
- He is an active member of organizations such as the German Society for Neurosurgery (DGNC), European Association of Neurosurgical Societies (EANS), The Movement Disorders Society, German Society for Computer and Robot-Assisted Surgery (CURAC), European Society for Stereotactic and Functional Neurosurgery (ESSFN), World Society for Functional and Stereotactic Neurosurgery (WSFSN), etc.
- He completed graduation from Rheinisch Westfälische Technische Hochschule (RWTH) Aachen in 1992, and did two internships from Neurosurgical Clinic, University Hospital Aachen (Prof. Dr. med. JM Gilsbach) in 1999 and Clinic for Anaesthesiology, University Hospital Aachen, 6-month rotation, intensive care medicine (Prof. Dr. med. R. Rossaint) in 2000.
- He also has a Fellowship in "Functional and stereotactic neurosurgery" from the Surgical Center for Movement Disorders, University of British Columbia, Vancouver, BC, Canada in 2007.
- Dr. Coenen has special interests in dealing with Imaging assisted Deep Brain Stimulation, Spondylolisthesis, Hematoma, Brain contusions, Intracerebral bleed, Aneurysm, Brain tumors, Hypertensive bleed, etc.
- He has authored in national and international publications and also has presented in many national conferences.
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- Prof. Dr. Volker Arnd Coenen is a Neurosurgeon in Freiburg, Germany with over 15+ years of experience.
- He is an active member of organizations such as the German Society for Neurosurgery (DGNC), European Association of Neurosurgical Societies (EANS), The Movement Disorders Society, German Society for Computer and Robot-Assisted Surgery (CURAC), European Society for Stereotactic and Functional Neurosurgery (ESSFN), World Society for Functional and Stereotactic Neurosurgery (WSFSN), etc.
- He completed graduation from Rheinisch Westfälische Technische Hochschule (RWTH) Aachen in 1992, and did two internships from Neurosurgical Clinic, University Hospital Aachen (Prof. Dr. med. JM Gilsbach) in 1999 and Clinic for Anaesthesiology, University Hospital Aachen, 6-month rotation, intensive care medicine (Prof. Dr. med. R. Rossaint) in 2000.
- He also has a Fellowship in "Functional and stereotactic neurosurgery" from the Surgical Center for Movement Disorders, University of British Columbia, Vancouver, BC, Canada in 2007.
- Dr. Coenen has special interests in dealing with Imaging assisted Deep Brain Stimulation, Spondylolisthesis, Hematoma, Brain contusions, Intracerebral bleed, Aneurysm, Brain tumors, Hypertensive bleed, etc.
- He has authored in national and international publications and also has presented in many national conferences.

Prof. Dr. Katja Nelson
Oral and Maxillofacial Surgeon
- Prof. Dr. Katja Nelson is a well-known Oral & Maxillofacial Surgeon with 11 years of experience.
- She completed her graduation from Dental School, Free University Berlin, and Training in Oral Surgery from Clinic for Oral and Maxillofacial Surgery, Charité Campus Virchow, Humboldt University, Berlin.
- She also has a PhD from Charité Campus Virchow, Humboldt Universität in Berlin.
- Dr. Nelson has expertise over the treatment of Bone augmentation, Implantology, Temporomandibular Joint Disorders, Jaw Deformities, Total Rehabilitation of Edentulous Jaws, and Rehabilitation of patients with severe defects of the soft-and hard tissue.
- She has publications in several international and national journals under her credit.
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- Prof. Dr. Katja Nelson is a well-known Oral & Maxillofacial Surgeon with 11 years of experience.
- She completed her graduation from Dental School, Free University Berlin, and Training in Oral Surgery from Clinic for Oral and Maxillofacial Surgery, Charité Campus Virchow, Humboldt University, Berlin.
- She also has a PhD from Charité Campus Virchow, Humboldt Universität in Berlin.
- Dr. Nelson has expertise over the treatment of Bone augmentation, Implantology, Temporomandibular Joint Disorders, Jaw Deformities, Total Rehabilitation of Edentulous Jaws, and Rehabilitation of patients with severe defects of the soft-and hard tissue.
- She has publications in several international and national journals under her credit.

Prof. Dr. Klaus Dietrich Wolff
Oral and Maxillofacial Surgeon
- Oral and Maxillofacial Surgeon Prof. Dr. Klaus Dietrich Wolff has more than 30 years of extensive expertise.
- His research work aims to improve the microsurgical transfer of tissue through a better understanding of the construction, physiology and healing of tissue transplants.
- He is a member of the German Medical Association, the European Association for Cranio-Maxillofacial-Surgery and the German Association for Maxillifacial-Surgery.
- Prof. Dr. Klaus Dietrich Wolff gained his MBBS from the Freie Universitat, Berlin.
- He has a PhD (1987) from the Freie Universitat, Berlin.
- Prof. Dr. Klaus Dietrich Wolff is the author of several publications and articles.
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- Oral and Maxillofacial Surgeon Prof. Dr. Klaus Dietrich Wolff has more than 30 years of extensive expertise.
- His research work aims to improve the microsurgical transfer of tissue through a better understanding of the construction, physiology and healing of tissue transplants.
- He is a member of the German Medical Association, the European Association for Cranio-Maxillofacial-Surgery and the German Association for Maxillifacial-Surgery.
- Prof. Dr. Klaus Dietrich Wolff gained his MBBS from the Freie Universitat, Berlin.
- He has a PhD (1987) from the Freie Universitat, Berlin.
- Prof. Dr. Klaus Dietrich Wolff is the author of several publications and articles.
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