Schrifttum
- Fletcher, D. E. & Rowley, K. A.: Brit. J. Radiol. 8, 125, 1952.
- Isémein, L. & Fournier, A. M.: La Polyarthrite Chronique Evolutive. Masson et Cie, Paris 1956.
- Josenhans, G.: Z. f. Rheumaforsch. 15, 103, 1956.
- Knutsson, F.: Acta radiol. 24, 122, 1943.
- Report of the Scientific Advisory Committee of the Empire Rheumatism Council: Brit. Med. Jour. Vol. 1, 799, 1950.
- Short, C. L., Abrams, N. R. & Sartwell, P. E.: in Rheumatic Diseases, W. B. Saunders Co, Philadelphia 1952.
- Soila, P.: Acta Rheum. Scand., Supplementum 1, 1958.
- Vainio, K.: Ann. Chir. et Gyn. Fenn. Supplementum 1, 1956.