Optional immunizations as parameter of parent's behavioral change in health needs of their off-springs.
D001519:Behavior; D002648:Child; D002662:Child Health Services; D002675:Child, Preschool; D006266:Health Education; D006801:Humans; D007114:Immunization; D007214:Indonesia; D007223:Infant; D010290:Parents / Q000523:psychology*