COŞKUN ŞİMŞEK , Didem, and Mustafa ŞAHİNOĞLU. “Stress-Relieving Effects of Colour-by-Number Mandalas in Children Hospitalised Due to a Chronic Disease”. GEVHER NESIBE JOURNAL OF MEDICAL AND HEALTH SCIENCES 8, no. 1 (February 4, 2023): 220–227. Accessed April 27, 2024. https://gevhernesibedergisi.com/index.php/gnj/article/view/393.