1. Arthr;ALLEN, J.C.; KUNKEL, H.G.;and Rheum; Hidden rheumatoid factors with specificity for native gamma globulins,1966
2. (Hidden rheumatoid factor in seronegative nodular rheumatoid arthritis);BLUESTONE, R.; GOLDBERG, L.S.; CRACCHIOLO, A.,1969
3. Ann;BYWATERS, E.G.L.; CARTER, M.E.; Scorr, F.E.T.;rheum. Dis; Differential agglutination titre in juvenile rheumatoid arthritis,1959
4. Arthr;CASSIDY, J.T.; VALKENBURG, H.A.;and Rheum; five year prospective study of rheumatoid factor tests in juvenile rheumatoid arthritis,1967
5. Clin. exp;CRACCHIOLO, A.; BLUESTONE, R.; GOLDBERG, L.S.;Immunol,1970