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Authors
Nguyen, Huyen Thi
Bui, Quynh Thi Huong
Vo, Tam Van
Pham, Hien Thi Thu
Vo, Thong Duy
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Article History
Received: 22 December 2021
Accepted: 16 November 2022
First Online: 22 November 2022
Declarations
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: The study methods were carried out in accordance with the Declaration of Helsinki and ethics approval was obtained from the Ethical Committee of Thong Nhat Hospital. IRB number: 110/2020/BVTN-HDYD (Vietnam). The need for informed consent was waived by the Ethics committee of Thong Nhat Hospital, because of the retrospective nature of the study.
: Not applicable.
: All authors report no conflicts of interest relevant to this article.
