title: [Use of a mathematical method for the determination of the amplitude of the systolic index with different cardiac contraction frequencies in normal dogs].
mesh_terms: D000818:Animals; D004285:Dogs; D004562:Electrocardiography; D006339:Heart Rate; D008433:Mathematics; D008722:Methods
vernacular_title: Primenenie matematicheskogo metoda dlia opredeleniia velichin sistolicheskogo pokazatelia s razlichnymi chastotami serdechnykh sokrashcheniĭ u sobak v norme.