1. Theophylline has a dose-related effect on the airway response to inhaled histamine and methacholine in asthmatics;Magnussen, H.; Refuss, G.; Jorres, R.;Am Rev RespirDis,1987
2. Coffee drinking and prevalence of bronchial asthma;Pagano, R.; Negri, E.; Decarli, A.; La Vecchia, C.;Chest,1988
3. Caffeine consumption decreases the response to bronchoprovocation challenge with dry gas hyperventilation;Duffy, P.; Phillips, Y.Y.;Chest,1991
4. The bronchodilator effect of caffeine in adult asthmatics;Bukowskyj, M.; Nakatsu, K.;Am Rev Respir Dis,1987
5. The bronchodilator effect and pharmacokinetics of caffeine in asthma;Becker, A.B.; Simons, K.J.; Gillespie, C.A.; Simons, F.E.R.;N EnglY Med,1984