International Lower Limb Collaborative (INTELLECT) study: a multicentric, international retrospective audit of lower extremity open fractures by Berner, JE, Chan, JK-K, Gardiner, M, Navia, A, Tejos, R, Ortiz-Llorens, M, Ortega-Briones, A, Rakhorst, H, Nanchahal, J, Jain, A