?:authorAffiliation
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[\'School of Public Health, Peking University, Beijing, China.\', \'China Center for Health Development Studies, Peking University, Beijing, China.\', \'National Immunization Program, Chinese Center for Disease Control and Prevention, Beijing, China.\', \'Department of Statistics, Beijing Weikexing Technology, Beijing, China.\', \'Peking University Health Science Center-Chinese Center for Disease Control and Prevention Joint Center for Vaccine Economics, Beijing, China.\', \'Key Laboratory of Reproductive Health National Health Commission of the People\'s Republic of China, Beijing, China.\']
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