@article{ZellmerEbigboKahnetal.2021,
  author    = {Stephan Zellmer and Alanna Ebigbo and Maria Kahn and Anna Muzalyova and Johanna Classen and Vivian Gr{\"u}nherz and Selin Temizel and Christine Dhillon and Helmut Messmann and Christoph R{\"o}mmele},
  title     = {Evaluation of the ESGE recommendations for COVID-19 pre-endoscopy risk-stratification in a high-volume center in Germany},
  journal   = {Endoscopy International Open},
  volume    = {09},
  number    = {10},
  pages     = {E1556 -- E1560},
  doi       = {10.1055/a-1526-1169},
  year      = {2021},
}