Long-term effects of budesonide on airway responsiveness and clinical asthma severity in inhaled steroid-dependent asthmatics
EF Juniper, PA Kline, MA Vanzieleghem, EH Ramsdale, PM O'Byrne, FE Hargreave
European Respiratory Journal 1990 3: 1122-1127; DOI: 10.1183/09031936.93.03101122