TY - RPRT TI - Malignant mixed mesodermal tumors: carcinoma, sarcoma, or both? AU - F Gorstein AU - T L Anderson PY - 1991 DO - 10.1016/0046-8177(91)90151-e UR - https://pubmed.ncbi.nlm.nih.gov/1848525/ ID - 1848525 ER -