Nakphook , S., William , D., Prasert, K., Ditsungnoen, D., Lerdsamran, H., Puthavathana, P., Sirikhetkon, S., Chalom, K., Sawangpun, K., Iamsirithaworn, S., Azziz-Baumgartner, E., Skaggs, B., Praphasiri, P. and Mott, J. 2023. SARS-CoV-2 Infections, Vaccination, and Vaccine Effectiveness in Thailand, January 2021–January 2022: Results of a Cohort Study in Four Provinces . Outbreak, Surveillance, Investigation & Response (OSIR) Journal. 16, 4 (Dec. 2023), 174–182. DOI:https://doi.org/10.59096/osir.v16i4.264238.