Lerdsamran, Hatairat
Mungaomklang, Anek
Iamsirithaworn, Sopon
Prasertsopon, Jarunee
Prasert, Kriengkrai
Intalapaporn, Poj
Siriyakorn, Nirada
Wiriyarat, Witthawat
Thinpan, Nattakan
Sawadpongpan, Suteema
Sirikhetkon, Somrak
Mongkalangoon, Noparat
Petto, Suwanna
Puthavathana, Pilaipan
Funding for this research was provided by:
National Research Council of Thailand (NRCT 11/2563)
National Science and Technology Development (P-17-50551)
Article History
Received: 19 June 2021
Accepted: 29 November 2021
First Online: 6 December 2021
Declarations
:
: The Mahidol University Central Institutional Review Board (MU-CIRB) approved this study under the protocol numbers MU-IRB 2017/180.1210 for the study sera in group 1, and MU-COVID2020.001/2503 for the study sera in groups 2 and 3. Regarding the study sera in group 4, the Institute for Urban Disease Control and Prevention (IUDC), Department of Disease Control, MoPH got an exemption from the Ethical Review Committee for Research related to COVID-19 Disease or Public Health Emergency, Department of Disease Control, Ministry of Public Health (DDC ERC) for IRB approval and written informed consent on the outbreak investigation and a public health intervention due to its emergency nature. Nevertheless, participants gave verbal informed consent on specimen collection for laboratory diagnosis of SARS-CoV-2 infection.
: Not applicable.
: The authors declare no competing interests.