Persistence of immunogenicity, contributing factors of an immune response, and reactogenicities after a single dose of the ChAdOx1 (AZD1222) COVID-19 vaccine in the Thai population.
Kriangkrai TawinpraiTaweegrit SiripongboonsittiThachanun PorntharukchareonBothamai DechatesHarnphadungkit MonprachGaidganok SornsamdangKasiruck WittayasakKamonwan SoonklangNithi MahanondaPublished in: Human vaccines & immunotherapeutics (2022)
A single dose of AZD1222 could elicit immune responses that did not decline within three months in Thai individuals. These data support the public health strategy of a delay between the prime and boost dose of AZD1222 of 4 to 12 weeks.