“…In the last decade, reviews of large series, consisting mainly of cases of glioblastoma multiforme, have been given by Davis, Martin, Goldstein, and Askenazy (1949), Penman and Smith (1954), Frankel and German (1958), Tonnis and Walter (1959), Bettag (1959), Roth and Elvidge (1960), and Ley, Ley, Guitart, and Oliveras (1962). These have been concerned with detailed analyses of symptoms and signs and the duration of post-operative survival, but the quality of survival has been only briefly mentioned.…”