1. Efficacy and safety of inhaled corticosteroids. New developments;Barnes;Am J Respir Crit Care Med,1998
2. Drug treatment of asthma in the 1990s. Achievements and new strategies;Tavakkoli;Drugs,1999
3. Inhaled dry-powder formoterol and salmeterol in asthmatic patients: onset of action, duration of effect and potency;Palmqvist;Eur Respir J,1997
4. Global Strategy for Asthma Management and Prevention;National Institutes of Health: National Heart Lung and Blood Institute, Global Initiative for Asthma,1995
5. Expert panel report II: Guidelines for the Diagnosis and Management of Asthma;National Institutes of Health: National Heart Lung and Blood Institute, National Asthma Education and Prevention Programme,1997