Long-term persistence of SARS-CoV-2 neutralizing antibody responses after infection and estimates of the duration of protection oleh Eric HY Lau, David SC Hui, Owen TY Tsang, Wai-Hung Chan, Mike YW Kwan, Susan S Chiu, Samuel MS Cheng, Ronald LW Ko, John KC Li, Sara Chaothai, Chi H Tsang, Leo LM Poon, Malik Peiris