Jin, Yongping
Yang, Liu
Li, Xia
Liu, Fangli
Article History
Received: 18 January 2020
Accepted: 28 April 2020
First Online: 14 May 2020
Ethics approval and consent to participate
: The present study was approved by the ethical review committee of College of Nursing and Health of Henan University.
: Not applicable.
: The authors declare that they have no competing interests.