High activation levels maintained in receptor-binding domain-specific memory B cells in people with severe coronavirus disease 2019. - Gupta M; Balachandran H; Louie RHY; Li H; Agapiou D; Keoshkerian E; Christ D; Rawlinson W; Mina MM; Post JJ; Hudson B; Gilroy N; et al. (Immunology and cell biology, 2023)