So, Paolo Nikolai H.
Villanueva, Anthony Russell T.
Article History
Received: 18 February 2021
Accepted: 23 August 2021
First Online: 9 September 2021
Declarations
:
: The study was approved by the University of the Philippines Manila Research Ethics Board and the requirement for informed consent was waived because this was a retrospective study involving a review of anonymized data. All methods were carried out in accordance with the ethical standards of the Philippine Health Research Ethics Board’s 2017 National Ethical Guidelines for Health and Health-Related Research and with the Data Privacy Act of 2012.
: Not applicable.
: The authors declare that they have no competing interests in any form.