1Bilateral sceletonized internal mammary arteries for myocard-ial revascularization in elderly patientsŽivojin S Jonjev，Ilija Bjeljac，Aleksandar M Milosavljević，Mirko Todić，Strahinja Mrvić，Novica KalinićRESEARCH ARTICLE415-422
2Nonlinear association between serum albumin levels and all-cause mortality in elderly patients with chronic aortic regurg-itationMing-Hui LI，Qing-Rong LIU，Zhen-Yan ZHAO，Hai-Yan XU，Yong-Jian WU，the CHINA-VHD CollaboratorsRESEARCH ARTICLE423-432
3Prognostic value of quantitative flow ratio measured imme-diately after percutaneous coronary intervention for chronic to-tal occlusionZheng QIAO，Zhang-Yu LIN，Qian-Qian LIU，Rui ZHANG，Chang-Dong GUAN，Sh-eng YUAN，Tong-Qiang ZOU，Xiao-Hui BIAN，Li-Hua XIE，Cheng-Gang ZHU，Hao-Yu WANG，Guo-Feng GAO，Ke-Fei DOURESEARCH ARTICLE433-442
4The relationship between geriatric nutritional risk index and cardiovascular disease and all-cause mortality in patients wi-th osteoporosis and osteopeniaSheng-Han WANG，Hang YIN，Shan-Shan ZHOURESEARCH ARTICLE443-454
5Another example of Aslanger's signKoji Takahashi，Nobuhisa Yamamura，Mako Yoshino，Daijiro Enomoto，Hiroe Morioka，Shigeki Uemura，Takafumi Okura，Tomoki Sakaue，Katsuji InoueLETTER TO THE EDITOR455-457
6Convergence of relative apical hypertrophic cardiomyopat-hy and acute myocardial infarction in an elderly patient:a ca-se reportXiao-Ya SU，Zhong YIN，Wei DONGLETTER TO THE EDITOR458-462
7Management challenges of aortic fibroelastomas in elderly pa-tients:a dilemma between embolic risk and bleeding riskNicholas Seton，Samantha Wilson，Maria Gabriela MattaLETTER TO THE EDITOR463-464
8The successful implantation of CRT-D using the catheter wit-hin catheter technique in a patient with a type ⅢA persistent left superior vena cavaBekir Serhat Yildiz，Ramazan Gunduz，Su OzgurLETTER TO THE EDITOR465-468
