[Problems in the improvement of health maintenance of adolescents].
D000293:Adolescent; D000367:Age Factors; D002648:Child; D003695:Delivery of Health Care; D006801:Humans; D011314:Preventive Health Services; D011787:Quality of Health Care; D014586:USSR
Voprosy sovershenstvovaniia meditsinskogo obespecheniia podrostkov