Funding for this research was provided by:
Universitas Indonesia (PITTA/694/FK/2018)
Received: 13 December 2018
Accepted: 3 July 2019
First Online: 12 July 2019
Ethics approval and consent to participate
: This study has been approved by Health Research Ethics Committee of Faculty of Medicine, Universitas Indonesia. The subjects were free to not participate in the study or drop out of the study without affecting their current treatment. All data and examination results were confidential.
: Not applicable.
: The authors declare that they have no competing interests.