Efficacy and Safety of a Booster Vaccination with Two Inactivated SARS-CoV-2 Vaccines on Symptomatic COVID-19 Infection in Adults: Results of a Double-Blind, Randomized, Placebo-Co... by Nawal Al Kaabi, Yunkai Yang, Salah Eldin Hussein, Tian Yang, Jehad Abdalla, Hui Wang, Zhiyong Lou, Chinese Center for Disease Control and Prevention, Agyad Bakkour, Afnan Arafat, China National Biotec Group Company Limited, Zhiwei Jiang, Ye Tian, National Engineering Technology Research Center for Combined Vaccines, Wuhan Institute of Biological Products Co., Ltd., Beijing Institute of Biological Products Company Limited, Peng Xiao, Walid Zaher, Islam Eltantawy, Chenlong Wang, Guangxue Xu, Yuntao Zhang, Xiaoming Yang

Get full text