Additional file 3: of Custom-made foot orthoses: an analysis of prescription characteristics from an Australian commercial orthotic laboratory MenzHylton AllanJamie BonannoDaniel LandorfKarl MurleyGeorge 2017 Stereolithography (STL) file of cluster 3 orthosis. To view the 3D model, download the file and drag and drop at http://www.viewstl.com /. (STL 611 kb)