1. Comparative trial with three orally administered beta 2 sympathomimetic agents;Berg;Ned. Tijdo Geneesk.,1975
2. A comparison of salbutamol and terbutaline aerosols in bronchial asthma;Choo-Kang;Practitioner,1973
3. Imaging sites of airway obstruction and measuring functional responses to bronchodilator treatment in asthma;Chopra;Thorax,1979
4. The role of oral bronchodilator therapy as shown by a comparison between salbutamol and terbutaline;Cochrane;Curr. med. Res. Opin.,1973
5. Bronchodilating effect and side effects of Beta 2 adrenoceptor stimulants by different modes of administration (tablets, metered aerosol and combinations thereof);Larsson,1977