@article{FeldheimKesslerMonoranuetal.2019,
  author    = {Jonas Feldheim and Almuth F. Kessler and Camelia M. Monoranu and Ralf-Ingo Ernestus and Mario L{\"o}hr and Carsten Hagemann},
  title     = {Changes of O\(^6\)-Methylguanine DNA Methyltransferase (MGMT) promoter methylation in glioblastoma relapse—a meta-analysis type literature review},
  journal   = {Cancers},
  volume    = {11},
  number    = {12},
  doi       = {10.3390/cancers11121837},
  year      = {2019},
}