[Studies on malignant melanoma of the choroid. I. Needle biopsy, light microscopy, and electron microscopy].
D000368:Aged; D001706:Biopsy; D002829:Choroid / Q000473:pathology*; D002830:Choroid Neoplasms / Q000473:pathology*; D006801:Humans; D008297:Male; D008545:Melanoma / Q000473:pathology*; D008853:Microscopy; D008854:Microscopy, Electron