D. Varela, E. Regules, C. Ruiz Liard, O. Rudnitzky, and F. Crestanello, “Anatomical surgical study of the superficial veins of the forearm and elbow crease: Its interest in performing angioacces for chronic hemodialysis”, Cir. Urug., vol. 56, no. 1, pp. 31–33, Apr. 1986.