[Assessing extrasystole in hospital and polyclinic patients].
D000367:Age Factors; D005117:Cardiac Complexes, Premature / Q000175:diagnosis*; D003327:Coronary Disease / Q000175:diagnosis; D006760:Hospitalization; D006801:Humans; D014586:USSR
Otsenka ékstrasistolii u statsionarnykh i poliklinicheskikh bol'nykh.