Nawal Shabata, Taha Kasem, and Hesham Ben Masaud. “A Survey of Vitamin D Awareness in Libyan Adults Attending Zawiya Teaching Hospital’s Outpatient Department, 2021”. Libyan Medical Journal (August 25, 2022): 7–14. Accessed September 8, 2024. https://lmj.ly/index.php/ojs/article/view/25.