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A correlation plot. Days, number of days of survival from surgical treatment to death or end of observation; MELF, microcystic, elongated and fragmented pattern; NoV, number of vessels per mm2 ; Gal-1, galectin-1 expression; AoV, area of vessels per mm2 ; Surv, survival (survival or death); VEGF, vascular endothelial growth factor expression.
