1. Pak;ABDIN, Z.H.; FADL, ABuL; M., M.A.; EL-FIL, S.;pediat. J,1970
2. (Incidence and significance of seropositive tests for the rheumatoid factor in nonrheumatoid diseases);BARTFELD, H.;Ann. intern. Med,1960
3. Arthr;BLACK, A.; GOLDIN, M.; POSKE, R.M.; MALMED, L.;and Rheum; Differentiation between rheumatoid arthritis and systemic lupus erythematosus by the sheep cell agglutination test,1959
4. (Rheumatoid arthritis with negative serological reactions);DISON, A.S.T.J.;Ibid,1960
5. (Comparison of the Rose-Waaler, latex-fixation, 'RA-test', and bentonite flocculation tests);GREENBURY, C.L.;Path,1960