@inproceedings{iterativerefinementandqualitycheckingof,
  title = {Iterative Refinement and Quality Checking of Annotation Guidelines --- How to Deal Effectively with Semantically Sloppy Named Entity Types, such as Pathological Phenomena},
  author = {Udo Hahn and Elena Beisswanger and Ekaterina Buyko and Erik Faessler and Jenny Traum{\"u}ller and Susann Schr{\"o}der and Kerstin Hornbostel},
  year = {2012},
  booktitle = {LREC 2012 5},
  url = {https://aclanthology.org/L12-1441},
}