[Mass vaccination programs (administrative provisions and possibilities)].
D000293:Adolescent; D002648:Child; D002675:Child, Preschool; D005060:Europe; D006801:Humans; D007115:Immunization Schedule; D007223:Infant; D007231:Infant, Newborn; D014611:Vaccination / Q000191:economics*; D014944:World Health Organization
Programmi di vaccinazione di massa (provvedimenti e possibilitá).