1. American Cancer Society. Cancer facts & figures. Atlanta Ga: American Cancer Society; 2021 [cited 2021 Dec 29]. Available from: https://www.cancer.org/research/cancer-facts-statistics/all-cancer-facts-figures/cancer-facts-figures-2021.html
2. null
3. Türkiye İstatistik Kurumu. 2021 [cited 2021 Dec 29]. Available from: https://data.tuik.gov.tr/Bulten/Index?p=Istatistiklerle-Cocuk-2020-37228
4. World Health Organisation. 2021 [cited 2021 Dec 29]. Available from: https://www.who.int/news-room/fact-sheets/detail/cancer-in-children
5. National Cancer Institute 2021 [cited 2021 Dec 29]. Available from: https://www.cancer.gov/types/childhood-cancers/child-adolescent-cancers-fact-sheet