Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) YAMASHITA Kazuto and ANDOH Mari and NAKATSU Takuya and MATSUMOTO Noriko and MAFUNE Naoto and KUSHIRO Tokiko and UMAR Mohammed Ahmed and TSUZUKI Keiko and MAEHARA Seiya and SENO Takahiro and IZUMISAWA Yasuharu,"Effect of Pre-emptive Analgesia with Morphine, Butorphanol, or Buprenorphine on Inhalation Anesthesia and Post-operative Pain Control in Dogs",Japanese Journal of Veterinary Anesthesia & Surgery,0916-5908,Japanese Society of Veterinary Anesthesia & Surgery,2004,35,2,37-46,https://cir.nii.ac.jp/crid/1390282679696591232,https://doi.org/10.2327/jvas.35.37