@article{OvesenPurruckerGluudetal.2018,
  author    = {Christian Ovesen and Jan Purrucker and Christian Gluud and Janus Christian Jakobsen and Hanne Christensen and Thorsten Steiner},
  title     = {Prothrombin complex concentrate versus placebo, no intervention, or other interventions in critically bleeding patients associated with oral anticoagulant administration : a protocol for a systematic review of randomised clinical trials with meta-analysis and trial sequential analysis},
  journal   = {Systematic Reviews},
  volume    = {7},
  number    = {1, Art. 169},
  pages     = {1 -- 13},
  doi       = {10.1186/s13643-018-0838-y},
  year      = {2018},
}