Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Gunnar Hägglund and Henrik Lauge-Pedersen and Måns Persson,Radiographic threshold values for hip screening in cerebral palsy,Journal of Children's Orthopaedics,1863-2521,SAGE Publications,2007-03,1,1,43-47,https://cir.nii.ac.jp/crid/1362825894960384640,https://doi.org/10.1007/s11832-007-0012-x