@misc {IOPORT.70758607,
    author       = {Reinartz, Rianne and Platel, Bram and Boselie, Toon and Van Mameren, Henk and Van Santbrink, Henk and Romeny, Bart M. Ter Haar},
    title        = {Cervical vertebrae tracking in video-fluoroscopy using the normalized gradient field},
    howpublished = {MICCAI (1), 524-531 (2009).},
    year         = {2009},
    doi          = {10.1007/978-3-642-04268-3_65},
    identifier   = {70758607},
}