1. NCRP, National Council on Radiation Protection and Measurements, Ionizing radiation exposure of the population of the United States, NCRP Report No. 160 (NCRP, Bethesda, MD, 2009); 2009.
2. Projected cancer risks from computed tomographic scans performed in the United States in 2007;A Berrington de González;Arch Intern Med,2009
3. Lin PH, Chen CJ, Lien CH, Huang CC. Assessment of population dose exposure in Taiwan, The 10th IRPA Seminar on Radiation Safety, Hiroshima, Japan, P-1a-23: 1–6. http://www.irpa.net/irpa10/cdrom/00632.pdf. Accessed 9 December 2015.
4. Population dose from medical exposure in Taiwan for 2008;TR Chen;Med Phys,2011
5. ICRP, International Commission on Radiological Protection (ICRP), The 1990 recommendations of the International Commission on Radiological Protection. ICRP Publication 60, Ann ICRP 21; 1991.