In the article entitled 'Elevated serum levels of S100 and survival in metastatic malignant melanoma,' which appeared in Br J Cancer 75: 1373-1376, the legend to Figure 1 should be corrected as follows: '...dashed line, low serum levels of S 100 (< 3 ig 1-'); solid line, elevated serum levels of S100 (2 3 gg 1-'.