Adolescent Medicine
Breastfeeding/Human Milk
Endocrinology
Gastroenterology/Hepatology
General Pediatrics
Hospital Medicine
Neonatology
Pediatric Nutrition
Trainee
Maria E. Perez, D.O. (she/her/hers)
Assistant Professor of Pediatrics
Northwestern University The Feinberg School of Medicine
Chicago, Illinois, United States