Received: 14 October 2021
Accepted: 31 March 2022
First Online: 7 April 2022
: All the experiment protocol for involving humans was in accordance to guidelines of national/international/institutional or Declaration of Helsinki, and this study was granted an ethical approval by the Committee of Research Ethics, Faculty of Medicine Universitas Sebelas Maret (No: 1066/XII/HREC/2016). Informed consent was obtained from all study participants, including new doctors and observers, before participating in this study.
: Not applicable for this study.
: The authors declare no competing interests related to this study.