Magdalena, M. and Melly, M. (2019) “Relationship of Parent’s Knowledge About Toilet Training with the Ability of 1 - 5 Years Agency in Conducting Toilet Training in the Ibnu Sina Kids, Pekanbaru City”, JPK : Jurnal Proteksi Kesehatan, 8(2), pp. 35-43. doi: 10.36929/jpk.v8i2.163.