Liu, W., Fontanet, A., Zhang, P., Zhan, L., Xin, Z., Baril, L., . . . Cao, W. (2006, March 15). Two-Year Prospective Study of the Humoral Immune Response of Patients with Severe Acute Respiratory Syndrome. Retrieved from https://academic.oup.com/jid/article/193/6/792/1031353