Safarvanadeh, M., Salehi, L. and Mahmoodi, Z. (2025) “Fluid intake, fiber consumption, and physical activity related to constipation among elderly, which one is more important? A cross-sectional study in Iran”, The North African Journal of Food and Nutrition Research, 9(19), pp. 30–40. doi: 10.51745/najfnr.9.19.30-40.