1. Department of Pathophysiology; Vietnam Military Medical University; Ha Dong Hanoi Vietnam
2. Vietnamese-German Center for Medical Research; Hanoi Vietnam
3. Institute of Tropical Medicine; University of Tübingen; Tübingen Germany
4. 103 Military Hospital; Vietnam Military Medical University; Hanoi Vietnam
5. Nghe An Endocrine Hospital; Nghe An Vietnam
6. Department of Science and Technology for Economic-Technical branches; Ministry of Science and Technology; Hanoi Vietnam