Tawurutubun, Agarpina, Sih Lumadi, and Ahmad Firdaus. “Pola Asuh Orang Tua Berhubungan Dengan Tingkat Kemandirian Toilet Training Pada Anak Retardasi Mental”. Jurnal Penelitian Perawat Profesional 4, no. 1 (February 28, 2022): 297-306. Accessed June 12, 2026. http://jurnal.globalhealthsciencegroup.com/index.php/JPPP/article/view/838.