Wang Yen C, Fu Jui H, Lai Ping H
Department of Radiology, Kaohsiung Veterans General Hospital, Kaohsiung; and School of Medicine, National Yang-Ming University, Taipei, Taiwan, ROC.
Neurology. 2009 Jul 28;73(4):e16. doi: 10.1212/WNL.0b013e3181af78df.