Ngamphaiboon, Nuttapong
Ithimakin, Suthinee
Siripoon, Teerada
Sintawichai, Nattaya
Sriuranpong, Virote
Article History
Received: 6 July 2021
Accepted: 9 November 2021
First Online: 25 November 2021
Declarations
:
: The ethics approval was granted by the ethics committee of Mahidol and Chulalongkorn Universities. Ethics approval was obtained through the ethics committee at the Ramathibodi and Siriraj hospitals, Mahidol university, and Chulalongkorn hospital, Chulalongkorn University. All Ethic Committees approved a waiver of consent for this study as a retrospective chart review. The research involves no more than minimal risk to the subject and is not adversely affect the rights and welfare of the subjects. All patient identifications were protected according to the GCP guideline and not published in the manuscript. All procedures performed in this study were in accordance with the ethical standards of the institutional research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Not applicable.
: All authors declare no conflict of interest.