DEWI, Ratih Kartika. ANALISIS HUBUNGAN SARAPAN DAN KADAR HEMOGLOBIN DENGAN PRESTASI BELAJAR. JPK : Jurnal Penelitian Kesehatan, [S. l.], v. 13, n. 2, p. 53–59, 2023. DOI: 10.54040/jpk.v13i2.244. Disponível em: https://journal.stikvinc.ac.id/index.php/jpk/article/view/244. Acesso em: 19 sep. 2024.