Discrepancy between lesion distributions on methionine PET and MR images in patients with glioblastoma multiforme: insight from a PET and MR fusion image study. - Miwa,K.; Shinoda,J.; Yano,H.; Okumura,A.; Iwama,T.; Nakashima,T.; Sakai,N. (J Neurol Neurosurg Psychiatr, 2004)