Vaccine loss in a multi-dose immunization program in Putuo District, Shanghai, 2021-2023
ZHANG Xiaoyu, CHEN Jiajing, WANG Yan, DUAN Jianfang, JIANG Lili
Chinese Journal of School Doctor . 2024, (12): 926 -928,952 .  DOI: 10.20161/j.cnki.32-1199/R.202412251