@article{VoelkerWeigelStrehletal.2018,
  author    = {Hans-Ullrich V{\"o}lker and Michael Weigel and Annette Strehl and Lea Frey},
  title     = {Levels of uPA and PAI-1 in breast cancer and its correlation to Ki67-index and results of a 21-multigene-array},
  journal   = {Diagnostic Pathology},
  volume    = {13},
  number    = {67},
  doi       = {10.1186/s13000-018-0737-5},
  year      = {2018},
}