Kettler, M., Schieker, M., Braunstein, V., König, M., & Mutschler, W. (2007). Flexible intramedullary nailing for stabilization of displaced midshaft clavicle fractures: Technique and results in 87 patients. Acta Orthopaedica, 78(3), 424–429. https://doi.org/10.1080/17453670710014022