Chakravorty, S MBang, F BHillis, W D1972-05-012009-05-271972-05-012009-05-271972-05-01Chakravorty SM, Bang FB, Hillis WD. Some aspects of diphtheria immunity in rural West Bengal. Indian Journal of Medical Research. 1972 May; 60(5): 778-88http://imsear.searo.who.int/handle/123456789/22675engAge FactorsChildChild, PreschoolDiphtheria --immunologyFemaleHumansImmunityImmunizationIndiaInfantMaleReligionRural PopulationSeasonsSocioeconomic FactorsJournal Article