Christian, Evan Christian, Putu Ristyaning Ayu Sangging, and Rani Himayani. “Night Blindness: The Relationship of Consumption of Vitamin A in Indonesia”. Medical Profession Journal of Lampung 13, no. 4.1 (May 10, 2023): 42-45. Accessed June 21, 2024. http://www.journalofmedula.com/index.php/medula/article/view/679.