1) Agoston, S., Salt, P.J. and Erdmann, W., Antagonism of Ketamine-diazepam aneathesia by 4-aminopyridine in human volunteers. Br. J. Anaesthesiol., 52, 376-370, 1980.
2) Hatch, R.C., Booth, N.H., Derrel-Clark, J., Crawford, L.M., Kitzman, J.V. and Wallner, B., Antagonism of xylazine sedation in dogs by 4-aninopyridine and yohimbine. Am. J. Vet. Res., 43, 1009-1014, 1982.