Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takashi Fujii and Itsuro Sobue,Clinical observations on Puusepp sign,Nagoya journal of medical science,00277622,Nagoya : Nagoya University School of Medicine,1951-07,14,2,43-45,https://cir.nii.ac.jp/crid/1520009407543311872,