preferred_name: Ventricular extrasystoles with 1st-degree atrioventricular block
preferred_name_lc: ventricular extrasystoles with 1st-degree atrioventricular block
label: Ventricular extrasystoles with 1st-degree atrioventricular block
label_lc: ventricular extrasystoles with 1st-degree atrioventricular block