title: [Scientific studies of hygiene in children and adolescent in past 5 years (1985-1989). Retrospects and prospects].
authors.forename: G J
authors.initials: GJ
authors.lastname: Ye
mesh_terms: D000293:Adolescent; D000365:Age Determination by Skeleton; D002648:Child; D002657:Child Development; D002681:China; D005544:Forecasting; D006801:Humans; D006920:Hygiene; D011314:Preventive Health Services; D000297:Psychology, Adolescent; D012736:Sex Education