Wahyu Lestari, Dinda Ayu Puspita, Muhammad Mizfaruddin and Sitti Hajar 2023. The Effect of Sun Exposure on the Severity Degree of Photoaging and Skin Hydration on Service Workers at dr. Zainoel Abidin Regional General Hospital Banda Aceh. Berkala Ilmu Kesehatan Kulit dan Kelamin. 35, 3 (Nov. 2023), 214–218. DOI:https://doi.org/10.20473/bikk.V35.3.2023.214-218.