Funding for this research was provided by:
Prince of Songkla University (009/2016)
Article History
First Online: 7 August 2019
Compliance with Ethical Standards
:
: None.
: This study did not involve human participants or animals. The images used in this work were under the ethical approval acquired from the Faculty of Medicine Ethics Committee, Prince of Songkla University, under number REC.61-010-25-2.
: None.