Zakiyah, Z., & Sari, A. M. (2026). The Impact of WhatsApp Chatbot-Based Educational Intervention on Nutritional Literacy of Pregnant Women: A Quasi-Experimental Study in the Cot Seumeureng Community Health Center Work Area. Journal of Health and Nutrition Research, 5(1), 336–344. https://doi.org/10.56303/jhnresearch.v5i1.878