Cellular immune response following homologous and heterologous BNT162b2 booster vaccination after primary immunization with BNT162b2 and CoronaVac respectively. - Siti Asmaa MJ; Sasikaran DS; Yassim ASM; Rosdan BSM; Asri AAM; Hisham AAM; Suppian R; Idris NS; Muhamad R; Azlan M; Norazmi MN (Cellular immunology, 2026)