Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Tatsuhiko Mori and Tomoko Hiraiwa and Mikio Ohtsuka and Toshiyuki Yamamoto,Late‐onset pyoderma gangrenosum following surgical operation in a patient with malignant melanoma,The Journal of Dermatology,0385-2407,Wiley,2015-04-09,42,6,650-651,https://cir.nii.ac.jp/crid/1360584345438094080,https://doi.org/10.1111/1346-8138.12850