title: Serum antibodies to fetal antigens in systemic lupus erythematosus and rheumatoid arthritis.
mesh_terms: D000818:Animals; D000888:Antibodies, Anti-Idiotypic; D000937:Antigen-Antibody Reactions; D001172:Arthritis, Rheumatoid / Q000276:immunology*; D004306:Dose-Response Relationship, Immunologic; D005260:Female; D005333:Fetus / Q000276:immunology*; D006801:Humans; D007074:Immunoglobulin G; D008180:Lupus Erythematosus, Systemic / Q000276:immunology*; D008297:Male; D051379:Mice; D011247:Pregnancy
chemical_list: D000888:Antibodies, Anti-Idiotypic; D007074:Immunoglobulin G