title: [Clinical analysis of coupled and paired ventric premature systole].
authors.forename: Qian-zhong
authors.initials: QZ
authors.lastname: Zhang
authors.forename: Wei
authors.initials: W
authors.lastname: Li
authors.forename: Ping
authors.initials: P
authors.lastname: Li
mesh_terms: D000293:Adolescent; D000889:Anti-Arrhythmia Agents / Q000627:therapeutic use; D002648:Child; D002675:Child, Preschool; D018618:Echocardiography, Doppler, Color; D004562:Electrocardiography; D005081:Exercise Therapy; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D012189:Retrospective Studies; D016896:Treatment Outcome; D018879:Ventricular Premature Complexes / Q000175:diagnosis* / Q000209:etiology / Q000628:therapy*
chemical_list: D000889:Anti-Arrhythmia Agents