@article{krawczyk2014hypertension,
  title={Hypertension Type Classification Using Hierarchical Ensemble of One-Class Classifiers for Imbalanced Data}
  author={Krawczyk, Bartosz and Wozniak, Michal}
  journal={ICT Innovations 2014, Web Proceedings ISSN 1857-7288}
  pages={341--349}
  year={2014}
}