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Trends in Kaplan-Meier survival analysis for patients with two types melanoma at eighteen SEER sites in 1974-1983 (orange), 1984-1993 (blue), 1994-2003 (black) and 2004-2013 (gray) respectively according to age group (total and ages 0-39, 40-54, 55-69, 70-84 and 85+ years; (A-F) for cutaneous melanoma, while (G-L) for mucosal melanoma).
