رومية ع. ا., صبوح و., and يوسف ل. “Efficacy of Liquid Nitrogen Versus Trichloroacetic Acid 40% in Treatment of Solar Lentigo”. Tishreen University Journal -Medical Sciences Series, vol. 43, no. 1, Mar. 2021, https://journal.tishreen.edu.sy/index.php/hlthscnc/article/view/10454.