title: Biological theories, evidence, and epidemiology.
authors.forename: David A
authors.initials: DA
authors.lastname: Leon
mesh_terms: D000367:Age Factors; D003327:Coronary Disease / Q000196:embryology; D003924:Diabetes Mellitus, Type 2 / Q000196:embryology; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D008297:Male; D008954:Models, Biological; D011247:Pregnancy; D011297:Prenatal Exposure Delayed Effects; D011634:Public Health