Tongwon University Professor, Dr. PH (Giao s? Khoa hanh chinh y t? đH Tongwon)
Dept. of health and medical administration (Ti?n s? y t? h?c)
Director, Korea Public Health Association, Gyeonggi
(Pho giam đ?c H?i Y t? cong c?ng chi nhanh Gyeonggi)