1Focus on comorbidities and geriatric syndromes in senile cardiovascular diseaseQI Xin-yang, JIANG Peng-cheng, SHI Li-ye, ZHANG Hai-yan, QI Guo-xianSYMPOSIUM·CARDIOVASCULAR DISEASE IN THE ELDERLY617-6202Comprehensive management of atrial fibrillation in the elderlyMI Tao, ZHANG Cun-taiSYMPOSIUM·CARDIOVASCULAR DISEASE IN THE ELDERLY621-6273Management of chronic heart failure with comorbidities in elderly patientsHOU Yin-jing, QIN Ming-zhaoSYMPOSIUM·CARDIOVASCULAR DISEASE IN THE ELDERLY628-6334Diagnosis and treatment of secondary myocardial infarction in the elderlyZHAO Ze-hao, SUN Tie-nan, ZHOU Yu-JieSYMPOSIUM·CARDIOVASCULAR DISEASE IN THE ELDERLY634-637,6545Hypertension management in frail older patientsLIN Zhan-yiSYMPOSIUM·CARDIOVASCULAR DISEASE IN THE ELDERLY638-6406Anti-cancer drugs and cardiovascular disease in the elderlyTIAN WenSYMPOSIUM·CARDIOVASCULAR DISEASE IN THE ELDERLY641-6487Management of anemia in patients with diabetic kidney diseaseCHEN Xiao-jie, WANG Wen-jianEXPERT EXPERIENCE649-6548Strategy and clinical practice in individualized antibiotic therapySHEN Chuan, WEI Meng-ping, MA Lu-yuan, WANG Shu, ZHAO Cai-yanEXPERT EXPERIENCE655-6609Clinical features and prognostic factors of Klebsiella pneumoniae liver abscessLI Yao, MENG Si-yu, DING YangORIGINAL CONTRIBUTION661-66610Correlation between urinary calcium creatinine ratio and 24-hour urinary calcium in type 2 diabetes mellitusWANG Juan-li, LIU Xi-xi, ZHANG Jing-yun, ZHAO Ke-qin, LIANG Xiao-yan, ZHANG Qiu-meiORIGINAL CONTRIBUTION667-67011Analysis of influencing factors of prognosis of patients with heat stroke and their predictive value for deathMA Xiao-di, SU Cui-jing, WANG YuORIGINAL CONTRIBUTION671-67512Comparison of the efficacy and safety of different catheter ablation for longstanding persistent atrial fibrillationLI Ya-ping, SUN Ming-yu, WANG Zu-lu, LIANG Ming, JIN Zhi-qingORIGINAL CONTRIBUTION676-681 