RT Journal Article SR Electronic T1 Lentigo maligna and malignant melanoma JF Canadian Medical Association Journal JO CMAJ FD Canadian Medical Association SP 846 OP 851 VO 95 IS 17 A1 R. Jackson A1 G. S. Williamson A1 W. G. Beattie YR 1966 UL http://www.cmaj.ca/content/95/17/846.abstract