title: [Analysis of peripheral blood lymphocyte subsets--concerning a routine laboratory test].
mesh_terms: D000368:Aged; D000369:Aged, 80 and over; D003955:Diagnostic Tests, Routine; D005260:Female; D005434:Flow Cytometry; D006801:Humans; D007124:Immunoenzyme Techniques; D008214:Lymphocytes / Q000145:classification*; D008297:Male; D008875:Middle Aged