Thanh Thi Ngoc Nguyen,
Nguyen, Thu Huynh Ngoc
Phan, Hoang Ngo
Nguyen, Hue Thi
Article History
Received: 8 November 2021
Revised: 25 January 2022
Accepted: 18 March 2022
First Online: 21 July 2022
COMPLIANCE WITH ETHICAL STANDARDS
: <i>Conflict of interest</i>. The authors declare that they have no conflicts of interest.
: <i>Statement of compliance with standards of research involving humans as subjects</i>. During research enrollment, participants signed informed consent. The Ethical Committee approved this study of Oncology Hospital Ho Chi Minh City (no. 177/ÐÐÐ-CÐT November 18th, 2014).