title: The four "R's"--the need for research in the schools.
authors: I F
authors: IF
authors: Litt
mesh_terms: D000293:Adolescent; D016497:Adolescent Health Services / Q000592:standards*; D006304:Health Status; D006801:Humans; D012106:Research / Q000592:standards*; D012572:School Health Services / Q000592:standards*