Pertiwi, L. M., sulistyorini, D. and Puspita, T. (2019) “Effect of Nutrition Education on Knowledge Level and Consumption Level of Food service in Islamic Global Elementary School Malang”, Jurnal Pendidikan Kesehatan (e-Journal), 8(2), pp. 111–119. doi: 10.31290/jpk.v8i2.826.