title: Heberden Oration, 1969. Rheumatoid arthritis--nature or nurture?
mesh_terms: D000328:Adult; D001172:Arthritis, Rheumatoid / Q000175:diagnosis / Q000209:etiology / Q000235:genetics* / Q000276:immunology / Q000378:metabolism; D001327:Autoimmune Diseases; D003094:Collagen; D004200:Diseases in Twins; D004777:Environment; D005260:Female; D005843:Geography; D006801:Humans; D008247:Lysosomes; D008297:Male; D011565:Psoriasis / Q000150:complications; D012217:Rheumatoid Factor / Q000096:biosynthesis; D012698:Serologic Tests
chemical_list: D003094:Collagen; D012217:Rheumatoid Factor