Those who have used tanning devices for more than 50 hours are 2.5 to 3.0 times more likely to develop melanoma. ​ — CANCER EPIDEMIOLOGY, BIOMARKERS & PREVENTION, U.S.A.
Menggunakan alat itu selama lebih dari 50 jam meningkatkan risiko terkena melanoma 2,5 hingga 3 kali lipat. ​ — CANCER EPIDEMIOLOGY, BIOMARKERS & PREVENTION, AS.