TY - RPRT TI - Signet-ring cell melanoma: poor prognostic factor? AU - J H Won AU - S K Ahn AU - S H Lee AU - W S Lee AU - S C Kim PY - 1994 DO - 10.1111/j.1365-2133.1994.tb08474.x UR - https://pubmed.ncbi.nlm.nih.gov/8043409/ ID - 8043409 ER -