Phan, Hang Thi
Vo, Thuan Huu https://orcid.org/0000-0002-8551-4240
Tran, Hang Thi Thuy
Huynh, Hanh Thi Ngoc
Nguyen, Hong Thi Thu
Van Nguyen, Truong
Article History
Received: 17 April 2019
Accepted: 20 December 2019
First Online: 7 January 2020
Ethics approval and consent to participate
: The study protocol was reviewed and approved by the Ethical Review Board of Hung Vuong Hospital. Written consent was obtained from all study surrogates.
: Obtained in the written consent including identities of individuals were kept confidential.
: The authors have no conflicts of interest.