Dyaningratri Azzahra, Pingkan, and Brihastami Sawitri. “Literature Review: Vitamin D Levels and Perinatal Depression Association”. International Islamic Medical Journal 4, no. 2 (August 7, 2023): 59–71. Accessed August 10, 2026. https://journal2.unusa.ac.id/index.php/IIMJ/article/view/4366.