1. Unusual cardiac lesions in association with chronic multiple rheumatoid arthritis;Baggenstoss;Arch. Path.,1944
2. Pulmonary lesions in rheumatoid arthritis;Christie;Aust. Ann. Med.,1954
3. The subcutaneous nodule of rheumatoid arthritis;Collins;J. Path. Bact.,1937
4. Widespread serous membrane involvement by rheumatoid nodules;Ellman;J. Clin. Path.,1954
5. Visceral lesions in a case of rheumatoid arthritis;Gruenwald;Arch. Path.,1948