Leitch, A G Failure of propranolol and metoprolol to alter ventilatory responses to carbon dioxide and exercise. [electronic resource] - British journal of clinical pharmacology May 1980 - 493-8 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0306-5251 Standard No.: 10.1111/j.1365-2125.1980.tb05845.x doi Subjects--Topical Terms: AdultCarbon DioxideDouble-Blind MethodForced Expiratory VolumeHeart Rate--drug effectsHumansMaleMetoprolol--pharmacologyPhysical ExertionPlacebosPropanolamines--pharmacologyPropranolol--pharmacologyRespiration--drug effects