Clinical Characteristics of Patients with Cardiovascular Disease and Chronic Pulmonary Disease Complicated with Atrial Fibrillation 
LIU Xiang,XIANG Li,ZHANG Lan,TONG Guangming
Chinese General Practice . 2020, (26): 3274 -3279 .  DOI: 10.12114/j.issn.1007-9572.2020.00.057