Hung, Nguyen, 		Thanh Huong, Le, AND 		Thanh, Nguyen.
" Curcumin Down-Regulates CD44 Marker Expresion and Inhibits the Growth of Tumorsphere in 3D Culture Condition of Gastric Cancer Cell line MKN45" <em>VNU Journal of Science: Natural Sciences and Technology</em> [Online], Volume 36 Number 3 (24 September 2020)