Lv, H.
Chen, W.
Zhang, T.
Hou, Z.
Yang, G.
Zhu, Y.
Wang, H.
Yin, B.
Guo, J.
Liu, L.
Hu, P.
Liu, S.
Liu, B.
Sun, J.
Li, S.
Zhang, X.
Li, Y.
Zhang, Y.
Funding for this research was provided by:
Hebei Province Medical Science Special Major Projects Research Fund (2015-03)
Article History
Received: 11 January 2020
Accepted: 5 June 2020
First Online: 10 June 2020
Compliance with ethical standards
:
: This study has been approved by the Institutional Review Board of The Third Hospital of Hebei Medical University and registered on the <i>Chinese Clinical Trial Registry</i> (Registration number: ChiCTR-EPR-15005878).
: None.
: Written informed consent was obtained from each participant prior to data collection.