Yamon Pitakpawasutthi1, Chanida Palanuvej1, Nijsiri Ruangrungsi1,2,*
1Public Health Sciences Program, College of Public Health Sciences, Chulalongkorn University, Bangkok 10330, THAILAND.
2Department of Pharmacognosy and Pharmaceutical Botany, Faculty of Pharmacy, Rangsit University, Pathumthani 12000, THAILAND.