著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) HALFENS RJG,Relevance of the diagnosis 'stage 1 pressure ulcer' : an empirical study of the clinical course of stage 1 ulcers in acute care and long-term hospital populations,J Clin Nurs,,,2001,10,,748-757,https://cir.nii.ac.jp/crid/1570854174326091392,