C3d Complement Activation and Antibody Immunity in Convalescent COVID‐19: Insights From Adults and Children. - Wijaya, Ratna; Stoddart, Jordan; Adhikari, Anurag; Abayasingam, Arunasingam; Bartlett, Adam W.; Rawlinson, William; Mina, Michael M.; Post, Jeffrey J.; Hudson, Bernard; Gilroy, Nicky; Konecny, Pam; Ahlenstiel, Golo; et al. (Journal of Immunology Research, 2026)