Struthers, A D Rapid changes in plasma potassium during a game of squash. [electronic resource] - Clinical science (London, England : 1979) Apr 1988 - 397-401 p. digital Publication Type: Clinical Trial; Journal Article; Randomized Controlled Trial ISSN: 0143-5221 Standard No.: 10.1042/cs0740397 doi Subjects--Topical Terms: Adrenergic beta-Antagonists--pharmacologyAdultArrhythmias, Cardiac--etiologyEpinephrine--bloodHeart RateHumansMaleMiddle AgedNorepinephrine--bloodOxygen--bloodPotassium--bloodPropanolamines--pharmacologySportsTime Factors