@article{GruendnerDeppenwieseFolzetal.2022,
  author    = {Julian Gr{\"u}ndner and Noemi Deppenwiese and Michael Folz and Thomas K{\"o}hler and Bj{\"o}rn Kroll and Hans-Ulrich Prokosch and Lorenz Rosenau and Mathias R{\"u}hle and Marc-Anton Scheidl and Christina Sch{\"u}ttler and Brita Sedlmayr and Alexander Twrdik and Alexander Kiel and Raphael W. Majeed},
  title     = {The architecture of a feasibility query portal for distributed COVID-19 fast healthcare interoperability resources (FHIR) patient data repositories: design and implementation study},
  journal   = {JMIR Medical Informatics},
  volume    = {10},
  number    = {5},
  pages     = {1 -- 14},
  doi       = {10.2196/36709},
  year      = {2022},
}