Affiliation: | 1.Division of Radiology, Taipei Municipal Gan-Dau Hospital (Managed by Taipei Veterans General Hospital), Taipei, Taiwan, ROC ;2.School of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan, ROC ;3.Department of Radiology, Taipei Veterans General Hospital, Taipei, Taiwan, ROC ;4.Department of Medical Imaging, Taiwan Adventist Hospital, Taipei, Taiwan, ROC |