@inproceedings{bichlmeierISMAR2009,
  author    = {C. Bichlmeier and S. Holdstock and S. M. Heining and S. Weidert and and E. Euler and O. Kutter and N. Navab},
  title     = {{Contextual In-Situ Visualization for Port Placement in Keyhole Surgery: Evaluation of Three Target Applications by Two Surgeons and Eighteen Medical Trainees}},
  booktitle = {{Proceedings of the 8th International Symposium on Mixed and Augmented Reality (ISMAR)}},
  month     = oct,
  year      = {2009},
  pages 	= {},
}