Safitri, D.E. and Rahayu, N.S. 2026. Menstrual duration and its association with premenstrual syndrome (PMS): Reproductive and nutritional factors. Arsip Keilmuan Gizi (AKG). 3, 2 (Sep. 2026), 55–63. DOI:https://doi.org/10.36590/akg.v3i2.1956.