Comparison of the psychometric properties of 3 pain scales used in the pediatric emergency department: Visual analogue scale, faces pain scale-revised, and colour analogue scale

Sylvie Le May, Ariane Ballard, Christelle Khadra, Serge Gouin, Amy C. Plint, Edith Villeneuve, Benoit Mâsse, Daniel S. Tsze, Gina Neto, Amy L. Drendel, Marie Christine Auclair, Patrick J. McGrath, Samina Ali