Safety and Immunogenicity of Sabin Strain Inactivated Poliovirus Vaccine Compared With Salk Strain Inactivated Poliovirus Vaccine, in Different Sequential Schedules With Bivalent Oral Poliovirus Vaccine: Randomized Controlled Noninferiority Clinical Trials in China - Hu, Yuemei; Xu, Kangwei; Han, Weixiao; Chu, Kai; Jiang, Deyu; Wang, Jianfeng; Tian, Xiaohui; Ying, Zhifang; Zhang, Ying; Li, Changgui; Zhu, Fengcai (Open Forum Infectious Diseases, 2019)