J. E MacLaren, C Thompson, M Weinberg, M. A Fortier, D. E Morrison, D Perret and Z. N. Kain
Anesthesia & Analgesia 108 ( 6 ): 1777 - 1782 , 2009
C Thompson, J. E MacLaren, A Harris and Z. Kain
Journal of Pediatric Psychology 34 ( 7 ): 716 - 721 , 2009