Bhandari, BPamecha, R KMandowara, S L1981-01-012009-05-271981-01-012009-05-271981-01-01Bhandari B, Pamecha RK, Mandowara SL. Seroconversion following primary immunization with D.P.T. vaccine: two versus three doses. Indian Pediatrics. 1981 Jan; 18(1): 41-7http://imsear.searo.who.int/handle/123456789/8306engDiphtheria Toxoid --immunologyFemaleHistocompatibility Antigens Class II --analysisHumansInfantMalePertussis Vaccine --immunologyTetanus Toxoid --immunologySeroconversion following primary immunization with D.P.T. vaccine: two versus three doses.Journal Article