Spring, J A comparison of the effect of salmeterol and salbutamol in normal subjects. [electronic resource] - British journal of clinical pharmacology Feb 1992 - 139-41 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0306-5251 Standard No.: 10.1111/j.1365-2125.1992.tb04015.x doi Subjects--Topical Terms: Administration, InhalationAdrenergic beta-Agonists--pharmacologyAdultAirway Resistance--drug effectsAlbuterol--analogs & derivativesAnalysis of VarianceBronchodilator Agents--pharmacologyDouble-Blind MethodFemaleHumansMaleSalmeterol XinafoateTime Factors