title: [Atrio-ventricular block of the 2d degree with the Samoĭlova-Wenckebach periods, connected with group atrial extrasystole].
mesh_terms: D000328:Adult; D005117:Cardiac Complexes, Premature / Q000150:complications / Q000175:diagnosis*; D004562:Electrocardiography; D006327:Heart Block / Q000150:complications / Q000175:diagnosis*; D006801:Humans; D008297:Male
vernacular_title: Atrio-ventrikuliarnaia blokada 2-go stepeni s periodami Samoĭlova-Venkebakha, sviazannaia s gruppovoĭ predserdnoĭ ekstrasistolieĭ.