[1] United Nations Scientific Committee on the Effects of Atomic Radiation. 2000 Report to the general assembly of UNSCEAR.New York:United Nations. 2000.
[2] Burton B, Michael R, Zhanat C. Health effects of the Chemobyl accident and special health care programmers:report of the UN Chemobyl forum health expert group. Geneva:World Health Organization. 2006.
[3] US National Acdemy of Science. Beir Ⅶ repont (2006):Health risks from exposure to law levels of ionizing radiation. National Reasearch Cokncil, National Academy Press, Washington. 2006.
[4] Cardis E, Howe G, Ron E. Cancer consequences of the Chernobyl accident:20 years on. J Radiol Prot, 2006,26(2):127-140.