Exploring lymphocyte subsets in COVID-19 patients: insights from a tertiary academic medical center with a high proportion of patients on immunosuppression - Daenen, Katrijn; van Hooijdonk, Samantha; Tong-Minh, Kirby; Dik, Willem A.; van Hagen, Petrus M.; Huijben, Jilske A.; Gommers, Diederik; van Gorp, Eric C. M.; Endeman, Henrik; Dalm, Virgil A. S. H. (Frontiers in Immunology, 2024)