Complex sentence: He earned his medical degree from Hahnemann University Hospital, Philadelphia in 1987 after obtaining graduate studies in biological sciences from Columbia University, New York and an undergraduate degree in biological sciences from Fairleigh Dickinson University, New Jersey.
Split into simpler sentences: He earned his medical degree from Hahnemann University Hospital, Philadelphia in 1987 after doing his graduate studies in biological sciences at Columbia University, New York. He has an undergraduate degree in biological sciences from Fairleigh Dickinson University, New Jersey.