EntityQ1969239· pop 14· linked from 203 articlesQRS complexSign in to savecombination of three of the graphical deflections seen on a typical electrocardiogramConnectionsventricle of the heartEntityheart arrhythmiaEntityelectrocardiographyEntityelectrical conduction system of the heartEntityventricular hypertrophyEntityheartEntityInternational Standard Book NumberEntitymyocardial infarctionEntitycirculatory systemEntityvoltEntitydigital object identifierEntityblood pressureEntitypulseEntityQ180686EntitybibcodeEntitymyocardiumEntityQ229883Entitypulmonary arteryEntityechocardiographyEntityheart rateEntityCategoriesCardiac electrophysiologyDiagnostic cardiology