TY - RPRT TI - Subungual malignant melanoma: a clinical-pathologic study. AU - R H Patterson AU - E B Helwig PY - 1980 DO - 10.1002/1097-0142(19801101)46:9<2074::aid-cncr2820460928>3.0.co;2-k UR - https://pubmed.ncbi.nlm.nih.gov/7427913/ ID - 7427913 ER -