Harvey Risch, MD, PhDProfessor of Epidemiology (Chronic Diseases); Affiliated Faculty, Yale Institute for Global HealthResearch InterestsEsophageal NeoplasmsOvarian NeoplasmsPancreatic NeoplasmsPolymorphism, GeneticGonadal Steroid HormonesStomach NeoplasmsHelicobacter pyloriMolecular EpidemiologyGerm-Line MutationHost-Pathogen InteractionsView Full Profile