GARG, S.; SHARDA, R.; TIWARI, S. K.; NATH, K. Fentanyl and Buprenorphine As Premedicants to Ketamine Anaesthesia in Large White Yorkshire Pigs. Indian J of Anim Sci 2012, 82 (3). https://doi.org/10.56093/ijans.v82i3.16061.