Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Omodani Toru and Takahashi Kenji and Takahashi Tatsuya,Bony Lesion in Retrocalcaneal Bursa in Gymnasts,Japanese Journal of Orthopaedic Sports Medicine,1340-8577,Japanese Orthopaedic Socety for Sports Medicine,2020,40,3,284-289,https://cir.nii.ac.jp/crid/1390285300183719424,https://doi.org/10.34473/jossm.40.3_284