9Irina A, Gary H, Catherine Bushnell, et al. The effects of racemic ketamine on painful stimulation of skin and viscera in human subjects[J]. Pain, 2005,255 - 264.
10Hofmeister EH, Mosunic CB, Torres BT, et al. Effects of diazepam, ketamine and their combination on intraocular pressure in normal dogs[J]. Association of Veterinary Anaesthetists, 2005,32 : 11.