Wang, Dongdong http://orcid.org/0000-0001-8788-5275
Dai, Fei
Liu, Wenjie
Ge, Lanling
Qi, Xiaohong
Ma, Guodi
Article History
Received: 13 April 2020
Accepted: 2 July 2020
First Online: 13 July 2020
Compliance with ethical standards
: The study was approved by the Institutional Review Board of The Second Affiliated Hospital of Harbin Medical University, and it was conducted in accordance with the provisions of the Declaration of Helsinki and Good Clinical Practice Guidelines. All patients or their families signed informed consents.
: The authors declare that they have no conflicts of interest.
: The study was approved by the Institutional Review Board of our hospital, and it was conducted in accordance with the provisions of the Declaration of Helsinki and Good Clinical Practice Guidelines.
: All patients or their families signed informed consents.