Alteration of pacemaker threshold by drug and physiological factors.
D000450:Aldosterone / Q000494:pharmacology; D002712:Chlorides / Q000494:pharmacology; D006321:Heart / Q000187:drug effects*; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008775:Methylprednisolone / Q000494:pharmacology; D010138:Pacemaker, Artificial; D011188:Potassium / Q000494:pharmacology; D012964:Sodium / Q000494:pharmacology
D002712:Chlorides; D000450:Aldosterone; D012964:Sodium; D007545:Isoproterenol; D011188:Potassium; D008775:Methylprednisolone