Case of two lesions of dermatofibrosarcoma protuberans revealing identical COL1A1–PDGFB fusion gene: Skin metastasis or multicentric lesions?. Issue 11 (29th July 2019) - Yokoyama, Daisuke; Kunisada, Makoto; Nakamura, Korefumi; Takemori, Chihiro; Tajima, Syoko; Sudo, Tamotsu; Nishigori, Chikako