![Target definition of moving lung tumors in positron emission tomography: Correlation of optimal activity concentration thresholds with object size, motion extent, and source-to-background ratio]()
Target definition of moving lung tumors in positron emission tomography: Correlation of optimal activity concentration thresholds with object size, motion extent, and source-to-background ratioRiegel, Adam C.; Bucci, M. Kara; Mawlawi, Osama R.; Johnson, Valen; Ahmad, Moiz; Sun, Xiaojun; Luo, Dershan; Chandler, Adam G.; Pan, Tinsu · Medical Physics · 2010