1. Multiple primary melanoma following administration of levodopa;Skibba;Arch. Pathol.,1972
2. Levodopa and malignant melanoma;Robinson;Arch. Pathol.,1973
3. Levodopa and melanoma;Lieberman;Neurology,1974
4. Parkinson's disease, melanoma, and levodopa;Fermaglich;J. Neurol.,1977
5. Levodopa therapy and malignant melanoma;Sober;J. Amer. med. Ass.,1978