Associate Professor Tahsin Ozatli specializes in gastrointestinal cancers at Istinye Liv University Hospital.
Dr. Liu Shi Xin is the Vice Chairman of the Radiation Oncology Branch of the Chinese Medical Association. He serves as the Discipline Leader of the Oncology Center at Xiamen Humanity Hospital. Dr. Liu specializes in precision radiotherapy for thoracic and abdominal cancers. He is a recipient of the State Council Special Government Allowance for his medical contributions.
Specializing in virotherapy – a cutting-edge immunology approach for stomach cancer – Dr. Jaunalksne brings 49 years of experience of expertise to Pallas Clinic.
Dr. Yahya Ozel trained in Hepato-Biliary-Pancreatic Surgery at Tokyo University Hospital under renowned experts M. Makuuchi and N. Kokudo.
Dr. Muzaffer Al specializes in laparoscopic and oncological cancer surgery, with advanced training from Istanbul University and KTÜ Faculty of Medicine.
Professor Liang Xiaoxiao is the Department Director and Chief Physician in Neurorehabilitation. She holds a master’s degree in neurology. She is skilled in neuromodulation for disorders of consciousness, cognition, and movement. Her focus includes cases from cerebrovascular disease, Parkinson’s disease, and related conditions. She also performs ultrasound-guided botulinum toxin injections for blepharospasm, hemifacial spasm, limb spasticity, sialorrhea, and neuralgia.
Accreditations and roles: Member of the Neurorehabilitation, Cognitive Disorder Rehabilitation, and Craniocerebral Trauma Rehabilitation Committees of the Chinese Association of Rehabilitation Medicine. Standing Member of the Cognitive Disorder Rehabilitation Committee of the Fujian Association of Rehabilitation Medicine. Vice Chair of the Dementia and Cognitive Disorder Committee of the Xiamen Preventive Medicine Association. Vice President of the Parkinson’s Disease and Movement Disorders Committee of the Xiamen Medical Doctor Association. Standing Member of the Neuromodulation Committee of the Xiamen Medical Doctor Association. Recipient of the Most Beautiful Physician of Xiamen City (2024).
Dr. Muhammed Mustafa Atci is an Associate Professor of Medical Oncology at Liv Hospital Topkapı. He specializes in treating colon, breast, gastric, and lung cancers. He previously served as the Education Coordinator at Prof. Dr. Cemil Taşcıoğlu City Hospital. Dr. Atci is a member of the American Society of Clinical Oncology (ASCO).
Specializing in stomach cancer treatment with extensive training in medical oncology at Akdeniz University.
Dr. Ozden brings over 27 years of experience of experience in internal medicine and medical oncology, with specialized training from Istanbul University's prestigious Cerrahpaşa Faculty of Medicine.
Dr. Elkhan Mammadov is a medical oncologist. He focuses on cancer diagnosis and treatment, including cytotoxic chemotherapy, hormone therapy, targeted therapy (smart drugs), and immunotherapy.
Education: Azerbaijan Medical University, MD (2004–2010). Istanbul University, Istanbul Faculty of Medicine, Internal Medicine training (2014–2019). Istanbul Medipol Mega University Hospital, Medical Oncology subspecialty training (2019–2022).
Experience: 5 years in Internal Medicine. 3 years in Medical Oncology.
Memberships: Turkish Society for Medical Oncology. ESMO (European Society for Medical Oncology). ASCO (American Society of Clinical Oncology).
Professor Zheng Qiu Hong is Director of the Cell Therapy Research Center and a National Senior Expert in Biotherapy. He is a Professor and Master’s Supervisor at Fujian Medical University. He has more than 30 years of clinical experience in tumor molecular biology and biotherapy. From 2012 to 2013, he was a visiting scholar in stem cell research at the University of Connecticut School of Life Sciences. He previously held leadership roles at Fujian Cancer Hospital. These roles included Director of the Tumor Molecular Biology Laboratory and Director of the Surgical Oncology Research Laboratory. He also served as Deputy Director of the Fujian Key Laboratory of Tumor Biotherapy and Deputy Director of the Biotherapy and Immunotherapy Center.
Appointments include Standing Committee Member of the Biotherapy Committee of the Chinese Research Hospital Association. He is also a Committee Member of the Tumor Immunology and Biotherapy Committee of the Chinese Society for Immunology. In addition, he is Deputy Chair of the Academic Committee of the Xiamen Cell Therapy Research Center at the First Affiliated Hospital of Xiamen University.
Dr. Mariam Abu Zeid is a clinical oncologist at Shefaa Al Orman International Oncology Hospitals. She is certified by the European Society for Medical Oncology. Dr. Abu Zeid treats solid tumors and hematologic cancers. She holds a Ph.D. in Clinical Oncology and Nuclear Medicine from Ain Shams University.
Dr. Irfan Cicin is a Professor of Medical Oncology at İstinye University Liv Hospital Topkapı. He specializes in treating complex cancers, including glioblastoma, lung cancer, and pancreatic tumors. He serves as a professor at the Trakya University Faculty of Medicine. Dr. Cicin previously served as a physician in the Turkish Air Force.
Dr. Joseba Rebollo Liceaga brings 36 years of experience of dedicated experience in medical oncology, specializing in stomach cancer at Quirónsalud Alicante.
15,000+ surgical procedures performed – Dr. de Lacy is a pioneer in minimally invasive gastrointestinal surgery at Hospital Quiron Barcelona.
Dr. Beni Boursi is a leading oncologist at Sheba Medical Center. He founded the ECOG-ACRIN Microbiome Working Group. He specializes in treating gastrointestinal cancers using innovative microbial modulation. Dr. Boursi is board certified in internal medicine and medical oncology. He earned his medical degree with highest honors from Tel Aviv University.
Dr. Raanan Berger is the Director of the Cancer Center at Sheba Medical Center. He was listed in Forbes Israel’s “Best Doctors” in 2025. Dr. Berger specializes in genitourinary oncology and radiates complex prostate tumors. He completed a postdoctoral fellowship at the Dana-Farber/Harvard Cancer Institute.
Dr. Yaacov Lawrence is the Chair of Radiation Oncology at Sheba Medical Center. He specializes in precision radiation therapy and neuro-oncology. Dr. Lawrence pioneered celiac plexus radiosurgery for pancreatic cancer pain management. He holds the FASTRO designation, one of the highest honors in his specialty.