Fujitsu Ltd., Tokyo, Japan;
Graduate School of Health Sciences, Niigata University, Niigata, Japan;
Graduate School of Health Sciences, Niigata University, Niigata, Japan Department of Radiography/Radiotherapy, Faculty of Allied Health Sciences, University of Peradeniya, Peradeniya, SriLanka;
Kensei Clinic, Chiba, Japan;
Nagano Health Promotion Corporation, Nagano, Japan;
Computed; Tomography; (CT); Point; Spread; Function; (PSF); Lung; Cancer; Screening; Computer-Aided; Detection; (CAD); Virtual; Nodule;