Tests for lymphocyte function.
D001172:Arthritis, Rheumatoid / Q000276:immunology*; D006801:Humans; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology*; D010835:Phytohemagglutinins / Q000494:pharmacology; D013223:Statistics as Topic
D010835:Phytohemagglutinins