@INPROCEEDINGS {14219,
author={R. M. Melo and J. P. B. Barreto and G. Falcão},
doi={0},
booktitle={Workshop on New Technologies for Computer/Robot Assisted Surgery (CRAS)},
title={Camera calibration and real-time image distortion correction in medical endoscopy using exchangeable optics},
year={2013},
month={September},
volume={1},
pages={1-6} 
}