References

Ahn, S.M., J.H. Oh, J.H. Choi, G.S. Shin and S.C. Kim, 2010. Dose change according to diameter change of the cone for dental x-ray apparatus. J. Korea Contents Assoc., 10: 266-270.
CrossRef  |  Direct Link  |  

Carlton, R.R., 2006. Principles of Radiographic Imaging: An Art and a Science. 4th Edn., Cengage Learning, Boston, Massachusetts, USA., ISBN:9781418034535, Pages: 768.

Choi, S.G., 2013. Changes in scattered dose depending on the size of a radiation field in roentgenography. J. Digital Contents Soc., 13: 198-203.

Gyu, C.K., 2015. The application of a water filter to reduce radiation during Bone Mineral Densitometry (BMD). Indian J. Sci. Technol., 8: 352-357.
CrossRef  |  Direct Link  |  

Jong, U.L., 2013. The implementation of a systematic radiation exposure management program to reduce dose to patients in the case of digital radiographic inspection. Ph.D Thesis, Kwangwoon University, Seoul, South Korea.

Kim, C.G., 2016. The development of bismuth shielding to protect the thyroid gland in radiations environment. Indian J. Sci. Technol., 9: 284-290.
CrossRef  |  Direct Link  |  

Kim, J.H., D.W. Sung, J.W. Kim, J.H. Shin and S.K. Lee et al., 2013. Nationwise survey of the X-ray beam collimator utilization in general diagnostic Radiograph. Prog. Med. Phys., 24: 119-126.
Direct Link  |  

MFDS., 2013. Standard shooting guideline for general radiology tests in pediatrics. Ministry of Food and Drug Safety, South Korea.

Park, Y.W., C.H. Lim, H.R. Jung, O.N. Yang and C.M. Bbaek, 2015. Appropriate inspection distance of digital X-ray imaging equipment for diagnosis. Indian J. Sci. Technol., 8: 380-386.
CrossRef  |  Direct Link  |  

Powys, R., J. Robinson, P.L. Kench, J. Ryan and P.C. Brennan, 2012. Strict X-ray beam collimation for facial bones examination can increase lens exposure. Br. J. Radiol., 85: E497-E505.
PubMed  |  Direct Link  |  

Ryeon, H.S., 2011. A study on radiation dose for diagnosis reference level at radiology clinic. Masters Thesis, Hanseo University, Seosan, South Korea.