1. Arthritis and Rheumatism Council for Research. Annual Report 1973. p. 9.
2. Benn, R. T. and Wood, P. H. N. 1972. Statistical appendix 4. Morbidity and mortality, and hospital services for rheumatism services. Ann. rheum. Dis. 31, 322.
3. British Rheumatism and Arthritis Association. Review. 1974. 13, No. 5.
4. Jessop, J. D. 1973. Rheumatoid arthritis. Nursing Mirror 137, 42.
5. Steinbroker, O., Traeger, C. H. and Batterman, R. C. 1949. Therapeutic criteria in rheumatoid arthritis. J. Amer. Med. Ass. 167, 1197.