Zhang, Chengyan
Wang, Xiaoxin
Jiang, Haili
Hou, Lei
Zou, Liying
Article History
Received: 1 November 2020
Accepted: 2 January 2021
First Online: 29 January 2021
<!--Emphasis Type='Bold' removed-->Ethics approval and consent to participate
: This case report was approved by the Human Ethics Committee of Beijing Obstetrics & Gynecology Hospital, Capital Medical University (approval number 2019-KY-014-02). Written informed consent was obtained from the patient.
: Written informed consent was obtained from the patient for the publication of this case report.
: The authors declare that they have no competing interests.