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Chan, Paul K S; Lui, Grace; Hachim, Asmaa; Ko, Ronald L W; Boon, Siaw S; Li, Timothy; Kavian, Niloufar; Luk, Fion; Chen, Zigui; Yau, Emily M; Chan, Kin H; Tsang, Chi-Hang; Cheng, Samuel M S; Chu, Daniel K W; Perera, Ranawaka A P M; Ho, Wendy C S; Yeung, Apple C M; Chow, Chit; Poon, Leo L M; Valkenburg, Sophie A; Hui, David S C; Peiris, Malik
Emerging infectious diseases, 12/2020, Volume: 26, Issue: 12Journal Article
In March 2020, mild signs and symptoms of coronavirus disease developed in a healthy 33-year-old man in Hong Kong. His first infection did not produce virus neutralizing antibodies. In August, he had asymptomatic reinfection, suggesting that persons without a robust neutralizing antibody response might be at risk for reinfection.
