Corrigendum: Co-stimulation with TLR7 agonist imiquimod and inactivated Influenza virus particles promotes mouse B cell activation, differentiation, and accelerated antigen specific antibody production - Li, Can; To, Kelvin K.W.; Zhang, Anna J. X.; Lee, Andrew C.Y.; Zhu, Houshun; Mak, Winger W.N.; Hung, Ivan F. N.; Yuen, Kwok-Yung (Frontiers in Immunology, 2022)