Department of Emergency Medicine the First Affi liated Hospital School of Medicine Zhejiang University Hangzhou 310003 ChinaDepartment of Geriatric Medicine the First Affi liated Hospital School of Medicine Zhejiang University Hangzhou 310003 ChinaZhejiang Provincial Key Laboratory for Diagnosis and Treatment of Aging and Physic-chemical Injury Diseases the First Affi liated Hospital School of Medicine Zhejiang University Hangzhou 310003 China;
Department of Emergency Medicine the First Affi liated Hospital School of Medicine Zhejiang University Hangzhou 310003 ChinaDepartment of Geriatric Medicine the First Affi liated Hospital School of Medicine Zhejiang University Hangzhou 310003 ChinaZhejiang Provincial Key Laboratory for Diagnosis and Treatment of Aging and Physic-chemical Injury Diseases the First Affi liated Hospital School of Medicine Zhejiang University Hangzhou 310003 China;