TY - RPRT TI - Metastasizing dermatofibrosarcoma protuberans; a case report. AU - D W PENNER PY - 1951 DO - 10.1002/1097-0142(195109)4:5<1083::aid-cncr2820040526>3.0.co;2-# UR - https://pubmed.ncbi.nlm.nih.gov/14879377/ ID - 14879377 ER -