Ralph J Graff

Ralph J Graff Professor Department of Surgery HLA Laboratory Saint Louis University USA

Biography

Ralph Graff is awarded PhD in General Surgery from Washington University School of Medicine in St. Louis. He holds a Master Degree (MSc) in from General Surgery. Currently, he is working as an surgeon in Saint Louis. His international experience includes various programs, contributions and participation in different countries for diverse fields of study. His research interests reflect in his wide range of publications in various national and international journals.