1Age as a predictor of clinical outcomes and determinant of therapeutic measures for emergency medical services treated cardiogenic shockXiaoman Xiao，Jason E Bloom，Emily Andrew，Luke P Dawson，Ziad Nehme，Michael Stephenson，David Anderson，Himawan Fernando，Samer Noaman，Shelley Cox，William Chan，David M Kaye，Karen Smith，Dion StubRESEARCH ARTICLE1-10
2Predicting short-term adverse outcomes in the geriatric pop-ulation presenting with syncope: a comparison of existing syncope rules and beyondSuud A.Kiradoh，Timothy E.Craven，Maria O.Rangel，Lillian M.Nosow，Erfan Zarrinkhoo，Suma Menon，Parag A.Chevli，Tareq M.Islam，Luqman A.Thazhatuveetil-KunhahamedRESEARCH ARTICLE11-22
3Implantable cardiac defibrillators in octogenariansMaarten Pauwelyn，Sebastian Ingelaere，Ruben Hoffmann，Johan Vijgen，Georges H.Mairesse，Ivan Blankoff，Yves Vandekerckhove，Jean-Benoit le Polain de Waroux，Bert Vandenberk，Rik WillemsRESEARCH ARTICLE23-31
4Treatment of severely calcified coronary artery disease by intravascular lithotripsy primary outcomes and 180-day follow-up from the Chinese SOLSTICE TrialFeng TIAN，Shan-Shan ZHOU，Jing-Hua LIU，Hui CHEN，Zhi-Jun SUN，Lian CHEN，Qi WANG，Jing JING，Yun-Dai CHENRESEARCH ARTICLE32-39
5Novel fast FFR derived from coronary CT angiography based on static first-pass algorithm: a comparison studyLin YANG，Wen-Jia WANG，Chao XU，Tao BI，Yi-Ge LI，Si-Cong WANG，Lei XURESEARCH ARTICLE40-50
6His bundle pacing versus left bundle branch pacing on ven-tricular function in atrial fibrillation patients referred for pacing:a prospective crossover comparisonYang YE，Bo GAO，Yuan LV，Tian-Tian XU，Si-Si ZHANG，Xiao-Li LU，Ying YANG，Dong-Mei JIANG，Yi-Wen PAN，Xia SHENG，Bei WANG，Yan-Kai MAO，Zu-Wen ZHANG，Shi-Quan CHEN，Jie-Fang ZHANG，Li WANG，Jiang-Fen JIANG，Ya-Xun SUN，Yan MA，Fei-Ling WANG，Min WANG，Hong HE，Chen-Yang JIANG，Guo-Sheng FURESEARCH ARTICLE51-60
7Aortic valve replacement reduces mortality in moderate aortic stenosis: a systematic review and meta-analysisKyle B Franke，Dimple Bhatia，Ross L Roberts-Thomson，Peter J PsaltisRESEARCH ARTICLE61-67
8Crocetin protects cardiomyocytes against hypoxia/reoxyge-nation injury by attenuating Drp1-mediated mitochondrial fission via PGC-1αYou-Ling MOU，Rui ZHAO，Shi-Ying LYU，Zi-Yi ZHANG，Mei-Fei ZHU，Qian LIURESEARCH ARTICLE68-82
9Protocol for the FACE study: frailty and comorbidity in elderly patients—a multicenter, Chinese observational cohort studyWen ZHENG，Xin HUANG，Min SUO，Xiao WANG，Xue-Dong ZHAO，Wei GONG，Yan YAN，Xiao-Na WANG，Li SHENG，Shao-Ping NIESTUDY PROTOCOL83-90
