TY - RPRT TI - Comparative tracking error analysis of five different optical tracking systems. AU - R Khadem AU - C C Yeh AU - M Sadeghi-Tehrani AU - M R Bax AU - J A Johnson AU - J N Welch AU - E P Wilkinson AU - R Shahidi PY - 2000 DO - 10.1002/1097-0150(2000)5:2<98::aid-igs4>3.0.co;2-h UR - https://pubmed.ncbi.nlm.nih.gov/10862132/ ID - 10862132 ER -