20 Questions: Mellissa Withers, MHS, PhD, Global Health
Mellissa Withers, MHS, PhD, is an assistant clinical professor at University of Southern California (USC) in the Institute for Global …
20 Questions: Beth Seltzer, MD, MPH
Dr. Beth Seltzer, board certified in Public Health and General Preventive Medicine, is a former documentary filmmaker and the author of 101 Careers in Public Health.