Norong Perangin-Angin, Yohanna Pasaribu, and Riska Wani Eka Putri Perangin-Angin. “BUKU AJAR KEPERAWATAN ANAK”. Yayasan DPI (April 23, 2024). Accessed July 3, 2024. https://badanpenerbit.org/index.php/dpipress/article/view/1546.