Contributed photo During the four years of medical school training, students can either study, sleep or have a social life, but never all three, jokes Dr. Joel Rosenfeld, MD, M.Ed, FACS, chief academic officer, St. Luke's University Health Network, and senior associate dean, Temple University School of Medicine. After four years of intense study and clinical experience, 28 students at The Medical School of Temple University/St. Luke's University Health Network graduated May 6 during ceremonies at the Kimmel