1. Steliarova-Foucher, E., Colombet, M., Ries, L. A., Moreno, F., Dolya, A., Bray, F., et al. (2017). International incidence of childhood cancer, 2001–10: A population-based registry study. The Lancet Oncology, 18(6), 719–731.
2. Hospital Authority. Top Five Cancers by Age. Hong Kong Cancer Registry. URL: http://www3.ha.org.hk/cancereg/default.asp. Accessed Mar 8 2020.
3. McCabe, M. (2009). Fatigue in children with long-term conditions: An evolutionary concept analysis. Journal of Advanced Nursing, 65(8), 1735–1745. https://doi.org/10.1111/j.1365-2648.2009.05046.x.
4. Hudson, M. M., Mertens, A. C., Yasui, Y., Hobbie, W., Chen, H., Gurney, J. G., et al. (2003). Health status of adult long-term survivors of childhood cancer: A report from the Childhood Cancer Survivor Study. JAMA, 290(12), 1583–1592. https://doi.org/10.1001/jama.290.12.1583.
5. U.S. Food & Drug Administration. Patient-reported outcome measures: use in medical product development to support labelling claims. URL: https://www.fda.gov/regulatory-information/search-fda-guidance-documents/patient-reported-outcome-measures-use-medical-product-development-support-labeling-claims. Accessed Mar 25 2021.