Therapeutic equivalence between bambuterol, 10 mg once daily, and terbutaline controlled release, 5 mg twice daily, in mild to moderate asthma
AM Fugleholm, TB Ibsen, L Laxmyr, UG Svendsen
European Respiratory Journal 1993 6: 1474-1478; DOI: 10.1183/09031936.93.06101474