title: Immunological studies on the nature of anemia in rheumatoid arthritis and leukopenia in systemic lupus erythematosus.
mesh_terms: D000328:Adult; D000368:Aged; D000740:Anemia / Q000209:etiology*; D001172:Arthritis, Rheumatoid / Q000150:complications / Q000276:immunology* / Q000378:metabolism; D001853:Bone Marrow / Q000378:metabolism; D003114:Colony-Forming Units Assay; D005260:Female; D006418:Heme / Q000096:biosynthesis; D006801:Humans; D007970:Leukopenia / Q000209:etiology*; D008180:Lupus Erythematosus, Systemic / Q000150:complications / Q000276:immunology* / Q000378:metabolism; D008214:Lymphocytes / Q000276:immunology*; D008297:Male; D008875:Middle Aged
chemical_list: D006418:Heme