@article{StanglHaasEichneretal.2020,
  author    = {Stephanie Stangl and Kirsten Haas and Felizitas A. Eichner and Anna Grau and Udo Selig and Timo Ludwig and Tanja Fehm and Tanja St{\"u}bner and Asarnusch Rashid and Alexander Kerscher and Ralf Bargou and Silke Hermann and Volker Arndt and Martin Meyer and Manfred Wildner and Hermann Faller and Michael G. Schrauder and Michael Weigel and Ulrich Schlembach and Peter U. Heuschmann and Achim W{\"o}ckel},
  title     = {Development and proof-of-concept of a multicenter, patient-centered cancer registry for breast cancer patients with metastatic disease — the "Breast cancer care for patients with metastatic disease" (BRE-4-MED) registry},
  journal   = {Pilot and Feasibility Studies},
  volume    = {6},
  doi       = {10.1186/s40814-019-0541-3},
  year      = {2020},
}