Received: 1 November 2020
Accepted: 24 March 2021
First Online: 17 April 2021
: All methods in this study were carried out in accordance to relevant guidelines and regulations. Ethical approval was obtained from the Research Ethics Committee of Faculty of Medicine, Universitas Indonesia, Cipto Mangunkusumo Hospital No. KET-438/UN2.F1/ETIK/PPM.00.02/2019. Written informed consents were given by the subjects or their respective family members at the first interview.
: Not applicable.
: The author(s) declare(s) that they have no competing interests.