Tran, Van Dang, and Van Kim Long Vu. “THE EFFECT OF SPINAL BUPIVACAINE WITH SUFENTANIL AND MORPHINE ON REPLACEMENT OF THE FEMORAL HEAD”. Cantho Journal of Medicine and Pharmacy, no. 44, Dec. 2021, pp. 22-29, https://tapchi.ctump.edu.vn/index.php/ctump/article/view/1020.