Youth in health campaigns.
Sandoval
F
F
UNICEF, Guatemala City, Guatemala C.A.
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005260:Female; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D007223:Infant; D007843:Latin America; D008297:Male; D010379:Peer Group; D014611:Vaccination