Descriptions of skin changes, using the Glasgow seven-point checklist (7PCL) criteria36 and other descriptions (dis-confirming reports in pink)
Reported feature per group: •=1–25%; ●=25–50%; ●=50–75%; ●=75–100%.
F, female; LMM, lentigo maligna melanomas; M, male; NM, nodular melanomas; SSM, superficial spreading melanomas; w, week.