Response to letter from C.L. von Baeyer.
Division of Emergency Medicine, Department of Pediatrics, CHU Sainte-Justine, Montreal, Quebec, Canada. Electronic address: .Pain (impact factor: 5.78). 07/2012; 153(10):2153-4. DOI:10.1016/j.pain.2012.06.027 pp.2153-4
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