Tran, Vinh Thanh
Phan, Thang Thanh http://orcid.org/0000-0003-3107-9906
Mac, Hong-Phuoc
Tran, Tung Thanh
Ho, Toan Trong
Pho, Suong Phuoc
Nguyen, Van-Anh Ngoc
Vo, Truc-My
Nguyen, Hue Thi
Le, Thao Thi
Vo, Tin Huu
Nguyen, Son Truong
Article History
Received: 21 April 2020
Accepted: 17 August 2020
First Online: 26 August 2020
Ethics approval and consent to participate
: This study was considered and approved by the Ethics Committees of Cho Ray Hospital (approval number: 602-BVCR-HDDD). Because of a retrospective study, patients were not required to write consent forms. Authors were permitted to access medical records and collect data with the commitment of information confidentiality.
: Not applicable.
: The authors declare that they have no competing interests.