Paroxysmal supraventricular tachycardia in infancy. Report of a case treated with methacholine.
D006801:Humans; D016210:Methacholine Chloride; D008688:Methacholine Compounds; D013610:Tachycardia; D013614:Tachycardia, Paroxysmal; D013617:Tachycardia, Supraventricular
D008688:Methacholine Compounds; D016210:Methacholine Chloride
METHACHOLINE COMPOUNDS; TACHYCARDIA, PAROXYSMAL