The Effect of Manakara Spalk Application on Reducing Anxiety in Preschool Children at Murni Teguh Horas Insani Hospital in Pematang Siantar. JPMulti : JURNAL PENDIDIKAN PENGAJARAN MULTIDISIPLIN, [S. l.], v. 1, n. 1, 2025. Disponível em: https://mmipublisher.yayasanmmi.com/index.php/multidisciplinary/article/view/23.. Acesso em: 29 jun. 2026.