Effect of chronic theophylline treatment on the methacholine dose-response curve in allergic asthmatic subjects

C.P. Page, T. Cotter, S. Kilfeather, P. Sullivan, D. Spina, J.F. Costello
1998 European Respiratory Journal  
doi:10.1183/09031936.98.12010024 pmid:9701409 fatcat:33xjwzgxuvhhbio5uljmtm67xq