1. Metastatic malignant melanoma with an unknown primary;Reintgen;Surg Gynecol Obstet,1983
2. Malignant melanoma of unknown primary origin;Das Gupta;Surg Gynecol Obstet,1963
3. Malignant melanoma. The patient with an unknown site of primary origin;Baab;Arch Surg,1975
4. Occult primary malignant melanoma: Factors influencing survival;Milton;Br J Surg,1977
5. Metastatic melanoma of unknown primary;Chang;Cancer,1982