[Time factors of heart contraction in extrasystole and postextrasystole].
D000818:Animals; D005117:Cardiac Complexes, Premature / Q000503:physiopathology*; D004285:Dogs; D006321:Heart / Q000503:physiopathology; D006352:Heart Ventricles / Q000503:physiopathology*; D009119:Muscle Contraction / Q000502:physiology; D013997:Time Factors
Vremennye pokazateli serdechnogo sokrashcheniia pri ékstrasistolakh i postékstrasistolakh.