1. National Institute of Medicinal Materials , Ha Noi, Vietnam
2. Hue University of Medicine and Pharmacy, Hue University , Hue City, Vietnam
3. Quang Tri Center of Science and Technology, Mientrung Institute for Scientific Research, VAST , Dien Bien Phu, Vietnam
4. Hanoi University of Pharmacy , Ha Noi, Vietnam
5. Faculty of Medicine, Institute of Pharmacy, University of Tartu , Tartu, Estonia