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APA Citation
Li, Q., Zheng, X., Shen, X., Si, H., Wang, X., Wang, Q., Li, B., Zhang, W., Zhu, Y., Jiang, R., Zhao, K., Wang, H., Shi, Z., Zhang, H., Du, R., & Zhou, P. (2020). prolonged shedding of severe acute respiratory syndrome coronavirus 2 in patients with COVID-19. Emerging microbes & infections, 9(1), 2571–2577. http://access.bl.uk/ark:/81055/vdc_100115309810.0x00000c