Van Tam, V., 		Huu Nhan, N., & 		Quy Tinh, H.
2017 Oct 10.  Dental caries situation of preschool children aged from 3 to 6 in Van Xuan commune, Vinh Tuong district, Vinh Phuc province. VNU Journal of Science: Natural Sciences and Technology. [Online] 33:2S