LONE, A.; NAZIR, N.; GILANI, S.; OMMID, M.; NENGROO, S.; NAQIB, A.; NAQASH, I. Comparative Evaluation of Tramadol Wound Infiltration over Bupivacaine for Postoperative Analgesia in Children Undergoing Inguinal Herniotomy and Orchidopexy. JMS SKIMS, v. 14, n. 2, p. 52-55, 20 Dec. 2011.