Huang, Yong
Chu, Peng
Bao, Guangjian
Article History
Received: 26 May 2020
Accepted: 18 November 2020
First Online: 2 January 2021
Compliance with Ethical Standards
:
: The authors declare no potential conflicts of interest.
: The study was ratified by the Clinical Ethical Committee of Zaozhuang Municipal Hospital. Signed informed consent was received from each eligible participant. All experimental procedures were conducted in line with the ethical guidelines for the study of experimental pain in conscious animals. Great attempts were made to minimize the usage and pain of animals.