India to move to bivalent oral polio vaccine 2016-01-19 07:04:02

India has remained free from polio for past five years. With this, the government now decided to switch to bivalent oral polio vaccine (OPV) from its present trivalent version within few months. Recently, on the eve of National Immunization Day,...

Keywords: Pulse Polio, Pulse Polio, National Immunisation Day, Pulse Polio

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