title: A comparison of laboratory and epidemiologic approaches to pediatric research.
authors.affiliation: Department of Pediatrics, McGill University Faculty of Medicine, Montreal, Quebec, Canada.
authors.forename: M S
authors.initials: MS
authors.lastname: Kramer
mesh_terms: D002648:Child; D002669:Child Welfare; D002985:Clinical Protocols; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D011247:Pregnancy; D012107:Research Design; D012109:Research Support as Topic