title: Blood cells. Part four--lymphocytes and lymphoid-derived cells.
authors.affiliation: Leukaemia Research Fund.
authors.forename: Ken
authors.initials: K
authors.lastname: Campbell
mesh_terms: D001402:B-Lymphocytes / Q000276:immunology; D001773:Blood Cells / Q000276:immunology*; D006801:Humans; D007694:Killer Cells, Natural / Q000276:immunology; D008214:Lymphocytes / Q000276:immunology*; D012016:Reference Values; D013601:T-Lymphocytes / Q000276:immunology