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APA Citation
Ai, J., Shi, N., Shi, Y., Xu, K., Dai, Q., Liu, W., Chen, L., Wang, J., Gao, Q., Ji, H., Wu, Y., Huang, H., Zhao, Z., Jin, H., & Bao, C. (2021). epidemiologic characteristics and influencing factors of cluster infection of COVID-19 in Jiangsu Province. Epidemiology and infection, 149, . http://access.bl.uk/ark:/81055/vdc_100122188636.0x000042