Lucas M Bachmann, Esther Kolb, Michael T Koller, Johann Steurer, Gerben ter Riet
Bachmann L M, Kolb E, Koller M T, Steurer J, Riet G t.
Accuracy of Ottawa ankle rules to exclude fractures of the ankle and mid-foot: systematic review
BMJ 2003; 326 :417
doi:10.1136/bmj.326.7386.417