Sinus node reentrant supraventricular tachycardia.
D000328:Adult; D001285:Atropine / Q000494:pharmacology; D004558:Electric Stimulation; D006325:Heart Atria; D006801:Humans; D008297:Male; D012849:Sinoatrial Node / Q000187:drug effects / Q000503:physiopathology*; D013614:Tachycardia, Paroxysmal / Q000503:physiopathology*
D001285:Atropine