Vitamin D levels in actinic keratosis: a preliminary study
An. bras. dermatol; 93 (4), 2018
Abstract: Background: Recent studies that investigated the effect of vitamin D on skin cancer risk have exhibited inconsistent results. Objective: The aim of the study was to evaluate vitamin D status in patients with actinic keratosis. Methods: A cross-sectional study was conducted on 31 patients wit...