TY - RPRT TI - Patellar tracking patterns during active and passive knee extension: evaluation with motion-triggered cine MR imaging. AU - J Brossmann AU - C Muhle AU - C Schröder AU - U H Melchert AU - C C Büll AU - R P Spielmann AU - M Heller PY - 1993 DO - 10.1148/radiology.187.1.8451415 UR - https://pubmed.ncbi.nlm.nih.gov/8451415/ ID - 8451415 ER -