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  1. Article

    Open Access

    Immune persistence after different polio sequential immunization schedules in Chinese infants

    Trivalent oral poliovirus vaccine (tOPV) has been withdrawn and instead an inactivated poliovirus vaccine (IPV) and bivalent type 1 and type 3 OPV (bOPV) sequential immunization schedule has been implemented s...

    Ting Zhao, **g Li, Teng Huang, Zhi-Fang Ying, Yan-Chun Che, Zhi-Mei Zhao in npj Vaccines (2024)