The cost/benefit of measles immunization: a study from Southern Zambia.
D002675:Child, Preschool; D003362:Cost-Benefit Analysis; D006801:Humans; D007114:Immunization / Q000191:economics*; D007223:Infant; D008457:Measles / Q000191:economics / Q000276:immunology; D008458:Measles Vaccine / Q000276:immunology*
D008458:Measles Vaccine