Received: 2 November 2020
Accepted: 8 February 2021
First Online: 25 February 2021
Ethics approval and Consent to participate
: The current study was approved by the Animal Ethics Committee and was conducted in accordance to the relevant agreements with the Guangzhou Women and Children’s Medical Center, Guangzhou Medical University. All procedures were performed in accordance with the Guidance Suggestions for the Care and Use of Laboratory Animals, formulated by the Ministry of Science and Technology of China.
: Not applicable.
: The authors declare that they have no competing interests.