NOA-08 randomized phase III trial of 1-week-on / 1-week-off temozolomide versus involved-field radiotherapy in elderly (older than age 65) patients with newly diagnosed anaplastic astrocytoma or glioblastoma (Methusalem). - Wick,W.; Engel,C.; Combs,S.E. (J Clin Oncol, 2010)