Burden of whooping cough in China (PertussisChina): study protocol of a prospective, population-based case-control study

Added 157 days ago (10.03.2022)
Authors: Yu, J., He, H., Zhang, Y., Gao, Y., Chen, C., Xu, J., Xu, L., Zhang, X., Zhou, Q., Zhu, Y., Tang, X., Guo, Y., Chen, Z., Shao, Z.
Journal: BMJ Open
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