Funding for this research was provided by:
Universitas Gadjah Mada
Received: 22 April 2020
Accepted: 25 June 2020
First Online: 2 July 2020
Ethics approval and consent to participate
: This study was approved by the Ethical Commitee of Faculty of Medicine, Public Health and Nursing, Universitas Gadjah Mada/Dr. Sardjito Hospital (KE/FK/528/EC/2015 and KE/FK/0506/EC/2020).
: Not applicable.
: The authors declared no potential conflicts of interest with respect to the research, authorship, and/or publication of this article.