Dermatofibrosarcoma Protuberans Presenting as a Large Atrophic Plaque on the Chest - Ryosuke Saigusa; Takuya Miyagawa; Satoshi Toyama; Jun Omatsu; Tomomitsu Miyagaki; Yuri Masui; Daisuke Yamada; Shinichi Sato (Medical Journals Sweden, 2017)