1Depression and cardiovascular diseases among Canadian older adults: a cross-sectional analysis of baseline data from the CLSA Comprehensive CohortJian LIU，Surim Son，John McIntyre，Miya NarushimaRESEARCH ARTICLE847-854
2Hypoxia promotes pulmonary vascular remodeling via HIF-1α to regulate mitochondrial dynamicsXi CHEN，Jia-Mei YAO，Xia FANG，Cui ZHANG，Yu-Shu YANG，Cheng-Ping HU，Qiong CHEN，Guang-Wei ZHONGRESEARCH ARTICLE855-871
3Irregular surface of carotid atherosclerotic plaque is associated with ischemic stroke: a magnetic resonance imaging studyDan ZHOU，Jin LI，Dong LIU，Li-Ya JI，Na-Qin WANG，Jie DENG，Ji-Chen WANG，Min YE，Xi-Hai ZHAORESEARCH ARTICLE872-879
4Pacemaker therapy in very elderly patients: survival and prognostic parameters of single center experienceMassimiliano Marini，Marta Martin，Michela Saltori，Silvia Quintarelli，Filippo Zilio，Fabrizio Guarracini，Alessio Coser，Sergio Valsecchi，Roberto BonmassariRESEARCH ARTICLE880-884
5Risks of incident heart failure with preserved ejection fraction in Chinese patients hospitalized for cardiovascular diseasesJun-Xia ZHANG，Yi-Xian LIU，Chun-Lei XIA，Peng CHU，Xin-Liang QU，Lin-Lin ZHU，Shao-Liang CHENRESEARCH ARTICLE885-893
6Coarctation of the aorta in twins with severe hypertensionGuo-Hua ZHU，Yan-Ling WANG，Huan-Huan WANG，Jing LI，Jing GAO，Hai-Ying WU，Jun CAI，Qi HUALETTER TO THE EDITOR894-897
7Delayed cardiac tamponade after simultaneous transcatheter atrial septal defect closure and left atrial appendage closure device implantation:a particular case reportJian-Ming WANG，Qi-Guang WANG，Xian-Yang ZHULETTER TO THE EDITOR898-901
8Electrical cardioversion for supraventricular arrhythmias in octagenariansFelipe L.Malafaia，Patrícia O.Guimar(a)es，M(a)rcio C.Sampaio，Pedro G.M.de Barros e Silva，Renato D.Lopes，Juliano V.Custódio，Miguel da S.Diniz，José C.T.Garcia，Valter FurlanLETTER TO THE EDITOR902-904
9Quantitative flow ratio and intravascular ultrasound guided percutaneous coronary intervention of left anterior descending lesion concomitant with severe coronary myocardial bridgeXiao-Qing CAI，Jing JING，Jin WEN，Wei-Jun YIN，Yang LIU，Wei HU，Fei WANG，Ling MA，Shan-Shan ZHOU，Tao ZHANG，Feng TIAN，Lian CHEN，Yun-Dai CHENLETTER TO THE EDITOR905-908
10Do older patients get takotsubo syndrome differently?Mustafa Yener(c)a(g)，U(g)ur Arslan，Güney Erdo(g)an，Onur (S)eker，Osman Can YontarCORRESPONDENCE909-910
