Efficacy and Safety of Qishenyiqi Dripping Pills for Treating Chronic Heart Failure With Preserved Ejection Fraction

The First Affiliated Hospital of Bengbu Medical College, Bengbu

Beijing Hospital, Beijing

Peking Union Medical College Hospital, Chinese Academy of Medical Sciences, Beijing

Xuanwu Hospital Capital Medical University, Beijing

Peking University People's Hospital, Beijing

The First Affiliated Hospital of Chongqing Medical University, Chongqing

Hebei General Hospital, Shijiazhuang

The Third Affiliated Hospital of Xinxiang Medical College, Xinxiang

The third Xiangya Hospital of Central South University, Changsha

Jiangsu Province Hospital, Nanjing

Zhongda Hospital Southeast University, Nanjing

China Japan Union Hospital of Jilin University, Changchun

The Affiliated Hospital of Inner Mongolia Medical University, Hohhot

First Hospital of Shanxi Medical University, Taiyuan

The Second Affiliated Hospital Of Xi'an Jiaotong University, Xi’an

Tianjin Chest Hospital, Tianjin