Rosyada, A., D. A. putri, and N. A. Fajar. “Investigation Diarrhea Cases in Child in Palembang City 2015-2016 With Geographic Information System Approach”. Jurnal Kesehatan Masyarakat Andalas, vol. 12, no. 2, Dec. 2018, pp. 90-96, doi:10.24893/jkma.v12i2.359.