Læknablaðið - 15.10.1992, Blaðsíða 41

LÆKNABLAÐIÐ
347
population study on rheumatoid arthritis in Leshoto,
southem Africa. Ann Rheum Dis 1986; 45: 691-5.
24. Eberhardt KB, Svensson B, Truedsson L, Wollheim
FA. The occurrenec of rheumatoid factor isotypes in
early definite rheumatoid arthritis - No relationship
with erosions or disease activity. J Rheumatol 1988;
15: 1070-4.
25. Highton J, Hessian PA, Small B, Palmer DG. An
assessment of the diagnostic value of quantitative
measurements of IgA rheumatoid factor. J Rheumatol
1985; 12: 854-8.
26. Tuomi T, Aho K, Palosuo T, et al. Significance of
rheumatoid factors in an eight-year longitudinal study
on arthritis. Rheumatol Int 1988; 8: 21-6.
27. Linos A, Worthington JW, O’Fallon WM, Kurland
LT. The epidemiology of rheumatoid arthritis
in Rochester, Minnesota: A study of incidence,
prevalence, and mortality. Am J Epidemiol 1980;
111: 87-98.