@inproceedings{Rohlfing04:MRT,
author = {Torsten Rohlfing and Joachim Denzler and Daniel B. Russakoff and Christoph Gräßl and Calvin R. Maurer},
booktitle = {International Workshop on Vision, Modelling, and Visualization (VMV)},
title = {Markerless Real-Time Target Region Tracking: Application to Frameless Sterotactic Radiosurgery},
year = {2004},
pages = {5-12},
}