J. Sudirman, R. Rosdianah, Q. K. Anjani, K. Wangi, A. M. Iskandar, and N. Bachri, “Increasing Knowledge, Self-Efficacy and Hemoglobin Levels in Pre-Conception Women through Nutrition Assistance Program”, Al-sihah, vol. 15, no. 1, pp. 33-43, Jun. 2023.