Perangin-angin, N., and E. A. Yunia. “Overview Of Meeting Sleep Needs In Children In The Pediatric Ward Of The Empu Tantular Room Of Harapan Pematangsiantar Hospital”. Jurnal Kesehatan, Rekam Medis Dan Farmasi (JUK-Medifa), vol. 1, no. 01, Sept. 2022, pp. 1-6, https://jurnal.seaninstitute.or.id/index.php/health/article/view/374.