2Merkel,MalviyaS.Pediatric Pain, tool and assess-ment. J Perianesth Nurs. 2000,15:408.414.
3Alexander Romagnoli, M.D, Arthur S, Keats, M.D.Ceiling respiratory depression by dezocine. Clin.Pharmacol. Ther. 1984,35(3):367-373.
4Kuratani N, Oi Y. Greater incidence of emergenceagitation in children after sevoflurane anesthesia ascompared with halothanea meta-analysis of randomizedcontrolled trials. Anesthesiology 2008,109:225-232.