Nguyen Thi Trang, Trieu Tien Sang, Nguyen Hoang, Nguyen Tan Gia Khanh & Tran Trung Duc, “ASSESSMENT OF THE LEVEL OF SEMINAL ZINC AND FRUCTOSE CONCENTRATION IN SEMINAL PLASMA OF VIETNAMESE INFERTILE MEN”., IJRSM, vol. 5, no. 7, pp. 71–82, Jul. 2018.