Funding for this research was provided by:
National Natural Science Foundation of China (71673254)
The National Key Research and Development Program of China—The construction and promotion of the demonstration system of based on telemedicine/MiHealth network (2017YFC0909900)
Text and Data Mining valid from 2019-12-01
Received: 29 March 2019
Accepted: 8 December 2019
First Online: 18 December 2019
Ethics approval and consent to participate
: The project was approved through the Ethics Committee of Zhengzhou University (Ethics review number: 2019-KY-018).
: Not applicable.
: The authors declare that they have no competing interests.