Nuver-Zwart, I. H., van Riel, P. L., van de Putte, L. B., & Gribnau, F. W. (1989). A double blind comparative study of sulphasalazine and hydroxychloroquine in rheumatoid arthritis: Evidence of an earlier effect of sulphasalazine.
Chicago Style CitationNuver-Zwart, I H., P L. van Riel, L B. van de Putte, and F W. Gribnau. A Double Blind Comparative Study of Sulphasalazine and Hydroxychloroquine in Rheumatoid Arthritis: Evidence of an Earlier Effect of Sulphasalazine. 1989.
MLA CitationNuver-Zwart, I H., P L. van Riel, L B. van de Putte, and F W. Gribnau. A Double Blind Comparative Study of Sulphasalazine and Hydroxychloroquine in Rheumatoid Arthritis: Evidence of an Earlier Effect of Sulphasalazine. 1989.
Warning: These citations may not always be 100% accurate.