Yihong Ruby, Ma MD, Ph.D.Attending and Clinical Assistant ProfessorPathology GI/Liver pathology Education: Shaanxi, Fourth Military Medical UniversityMain Office:888-584-7888 Loyola University Medical Center 2160 S. First Ave Maywood, IL 60153 Certification: Board Certified in Pathology, GI Pathology Ph.D.: Peking University Health Science Center, 1995-2000