1. From the Department of Radiology (S.M.H., D.A.L.) and Division of Biostatistics and Bioinformatics (M.S.), National Jewish Health, 1440 Jackson St, Denver, CO 80206-2761; Department of Radiology, St. Marianna University School of Medicine, Kawasaki, Japan (K.Y.); Department of Radiology, Kaiser Permanente, Denver, Colo (J.H.); Department of Radiology, Keimyung University School of Medicine, Daegu, Republic of...