[CIAO: an interactive information and prevention tool for the young in Switzerland].
Michaud
P A
PA
Centre hospitalier universitaire Vaudois, unité multidisciplinaire de santé des adolescents, Lausanne, Suisse.
D000293:Adolescent; D016497:Adolescent Health Services; D005260:Female; D006266:Health Education; D006293:Health Promotion; D006801:Humans; D008297:Male; D012736:Sex Education; D013557:Switzerland