Nguyen Thi Trang, Trieu Tien Sang, Nguyen Hoang, Nguyen Tan Gia Khanh & Tran Trung Duc 2018. ASSESSMENT OF THE LEVEL OF SEMINAL ZINC AND FRUCTOSE CONCENTRATION IN SEMINAL PLASMA OF VIETNAMESE INFERTILE MEN. International Journal of Research Science and Management. 5, 7 (Jul. 2018), 71–82.