@booklet { , title = {Kilovoltage beam model for flat panel imaging system with bow-tie filter for scatter prediction and correction}, howpublished = {European Journal of Medical Physics}, year = {2012}, url = {http://www.ncbi.nlm.nih.gov/pubmed/21570884}, author = {Blessing , M. and Bhagwat , M.S. and Lyatskaya , Y. and Bellon , J.R. and Hesser , J. and Zygmanski , P.} }