title: Reply to M.C. Chamberlain.
authors.affiliation: Massachusetts General Hospital Cancer Center-Harvard Medical School, Boston, MA tbatchelor@mgh.harvard.edu.
authors.forename: Tracy T
authors.initials: TT
authors.lastname: Batchelor
authors.affiliation: Erasmus Medical Center, Daniel den Hoed Cancer Center, Rotterdam, the Netherlands.
authors.forename: Martin J
authors.initials: MJ
authors.lastname: van den Bent
mesh_terms: D000971:Antineoplastic Combined Chemotherapy Protocols / Q000627:therapeutic use*; D001932:Brain Neoplasms / Q000188:drug therapy*; D005260:Female; D005909:Glioblastoma / Q000188:drug therapy*; D006801:Humans; D008297:Male; D009364:Neoplasm Recurrence, Local / Q000188:drug therapy*