Improving the health of children: must the children be involved?
D000293:Adolescent; D001294:Attitude to Health; D002648:Child; D002652:Child Behavior; D002675:Child, Preschool; D004194:Disease / Q000209:etiology / Q000523:psychology*; D005260:Female; D006266:Health Education; D006296:Health Services / Q000706:statistics & numerical data; D006801:Humans; D008297:Male; D010287:Parent-Child Relations; D002666:Psychology, Child; D012959:Socioeconomic Factors