Dasgupta, Rajib Decline in immunization coverage across well-performing districts in India: an urban conundrum? Authors' reply. [electronic resource] - Indian journal of pediatrics May 2015 - 491 p. digital Publication Type: Letter; Comment ISSN: 0973-7693 Standard No.: 10.1007/s12098-014-1649-3 doi Subjects--Topical Terms: HumansImmunization--statistics & numerical data