1. Isobe T, Matsumura A, Anno I, et al (2003) Changes in 1H-MRS in glioma patients before and after irradiation: the significance of quantitative analysis of choline-containing compounds (in Japanese) No Shinkei Geka 31:167–172
2. Shinoda J, Yano H, Ando H, et al (2002) Radiological response and histological changes in malignant astrocytic tumors after stereotactic radiosurgery. Brain Tumor Pathol 19:83–92
3. Nakaiso M, Uno M, Harada M, et al (2002) Brain abscess and glioblastoma identified by combined proton magnetic resonance spectroscopy and diffusion-weighted magnetic resonance imaging—two case reports. Neurol Med Chir (Tokyo) 42:346–348
4. Law M, Yang S, Wang H, et al (2003) Glioma grading: sensitivity, specificity, and predictive values of perfusion MR imaging and proton MR spectroscopic imaging compared with conventional MR imaging. AJNR Am J Neuroradiol 24:1989–1998
5. Gajewicz W, Papierz W, Szymczak W, et al (2003) The use of proton MRS in the differential diagnosis of brain tumors and tumor-like processes. Med Sci Monit 9:MT97–105