title: [Method of recording transitory processes in the rhythm of cardiac contractions and its performance].
mesh_terms: D000328:Adult; D006334:Heart Function Tests / Q000295:instrumentation*; D006339:Heart Rate; D006801:Humans; D008297:Male; D011674:Pulse
vernacular_title: Metod registratsii perekhodnykh protsessov v ritme serdechnykh sokrashcheniĭ i ego realizatsiia.