Rheumatology 1999; 38: 789-790
© 1999 British Society for Rheumatology
Letters to the Editor |
Combination therapy in rheumatoid arthritis
Department of Clinical Epidemiology, VU University Hospital, Room VE 9-78, PO Box 7057, 1007 MB Amsterdam, The Netherlands
Correspondence to:
M. Boers.
SIR, We thank Drs O'Dell, Moore and Klassen for their reaction to our systematic review on combined treatment with second-line anti-rheumatic drugs in rheumatoid arthritis [1]. This allows us to discuss their study [2] in more detail than was possible in our original review [3]. Any review contains arbitrary elements. Therefore, it is essential that all choices in the process of data aggregation be explicit. In this way, the final
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