Apriandini, Lutfiana, et al. , translators. “Breakfast Habits, Protein and Iron Consumption Levels As Related Factorswith Nutritional Status of 8th and 9th Grade Students of Maarif SMP Jakarta in 2023”. World Health Digital Journal, vol. 2, no. 4, Sept. 2026, pp. 295-00, https://doi.org/10.31004/wolgitj.v2i4.29.