Lee Raymond, Cheung Raymond T F, Hung Kwan N, Au-Yeung Kai M, Leong Lilian L Y, Chan Fu L, Lee Ting Y
Department of Radiology, University Department of Medicine, Queen Mary Hospital, Pokfulam, Hong Kong, China.
Cerebrovasc Dis. 2004;18(1):77-83. doi: 10.1159/000078755. Epub 2004 Jun 1.