Flora, Rostika, Nur Alam Fajar, Fatmalina Febri, Indah Yuliana, Yuliarti Yuliarti, Nurlaili Nurlaili, Ikhsan Ikhsan, Samwilson Slamet, Risnawati Tanjung, Aguscik Aguscik, Yeni Anna Appulembang, and Mohammad Zulkarnain. “Zinc Intake, Zinc Serum Levels, and Intelligence in School Children in Rural Areas”. Open Access Macedonian Journal of Medical Sciences 9, no. E (April 25, 2021): 394–397. Accessed November 24, 2024. https://oamjms.eu/index.php/mjms/article/view/5869.