title: [T-4, T-8 and NK lymphocyte subpopulations in patients with ankylosing spondylitis].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007694:Killer Cells, Natural / Q000145:classification*; D008180:Lupus Erythematosus, Systemic / Q000097:blood*; D008297:Male; D008875:Middle Aged; D013601:T-Lymphocytes / Q000145:classification*
vernacular_title: Subpoblaciones linfocíticas T-4, T-8 y NK en pacientes con espondilitis anquilosante.