(Q52454835)
Statements
Lack of benefit of methotrexate in severe, steroid-dependent asthma. A double-blind, placebo-controlled study. (English)
Erzurum SC
Leff JA
Cochran JE
Ackerson LM
Szefler SJ
Martin RJ
Cott GR
1 March 1991
114
5
353-360