(Q54021173)
Statements
Combination of methotrexate and sulphasalazine vs methotrexate alone: a randomized open clinical trial in rheumatoid arthritis patients resistant to sulphasalazine therapy. (English)
Haagsma CJ
van Riel PL
de Rooij DJ
Vree TB
Russel FJ
van't Hof MA
van de Putte LB
1 November 1994
33
11
1049-1055