@article{HartkopfMuellerWoeckeletal.2019,
  author    = {Andreas Hartkopf and Volkmar M{\"u}ller and Achim W{\"o}ckel and Michael Patrick Lux and Wolfgang Janni and Naiba Nabieva and Florin-Andrei Ţăran and Johannes Ettl and Diana L{\"u}ftner and Erik Belleville and Florian Sch{\"u}tz and Peter Andreas Fasching and Tanja Fehm and Hans-Christian Kolberg and Friedrich Overkamp and Andreas Schneeweiss and Hans Tesch},
  title     = {Update breast cancer 2019 part 1 - implementation of study results of novel study designs in clinical practice in patients with early breast cancer},
  journal   = {Geburtshilfe und Frauenheilkunde},
  volume    = {79},
  number    = {03},
  pages     = {256 -- 267},
  doi       = {10.1055/a-0842-6614},
  year      = {2019},
}