1.Lee SI., Saokar A., Dreyer KJ., Weilburg JB., Thrall JH., Hahn PF. Does radiologist recommendation for follow-up with the same imaging modality contribute substantially to high-cost imaging volume? Radiology. 2007. 242:857–864.
Article
2.Bhargavan M., Sunshine JH. Utilization of radiology servic-es in the United States: levels and trends in modalities, re-gions, and populations. Radiology. 2005. 234:824–832.
Article
3.The Korean Society of Radiology. The survey before applying guideline for repeated CT and MRI examinations. Won-ju: Health Insurance Review & Assessment Service;2014.
4.The Korean Society of Radiology. CT examination and re-peat CT examination guidelines. Wonju: Health Insurance Review & Assessment Service;2013.
5.Kassing P., Duszak R. The Neiman Report. Repeat medical im-aging: a classification system for meaningful policy analy-sis and research. Reston: Harvey L. Neiman Health Policy Institute;2013.
6.The Korean Society of Radiology. The assessment about test application of the guideline for repeated CT and MRI exami-nations. Wonju: Health Insurance Review & Assessment Ser-vice;2015.
7.Chen RC., Lin HC., Chu D., Chen T., Hung ST., Kuo NW. Physi-cians' characteristics associated with repeat use of com-puted tomography and magnetic resonance imaging. J Formos Med Assoc. 2011. 110:587–592.
Article
8.Chen RC., Chu D., Lin HC., Chen T., Hung ST., Kuo NW. Association of hospital characteristics and diagnosis with the re-peat use of CT and MRI: a nationwide population-based study in an Asian country. AJR Am J Roentgenol. 2012. 198:858–865.
Article