Departments of Surgery, Pathology, and Medical Oncology; Thomas Jefferson University Hospital. Philadelphia, PA, USA

Michael J Mastrangelo is currently working in the Departments of Surgery, Pathology, and Medical Oncology; Thomas Jefferson University Hospital. Philadelphia, PA, USA. He has published numerous research papers and articles in reputed journals and has various other achievements in the related studies. He has extended his valuable service towards the scientific community with his extensive research work.

Ampulla of Vater, Melanoma