Pechin Lo Jon Sporring Jesper Johannes Holst Pedersen Marleen de Bruijne Airway Tree Extraction with Locally Optimal Paths. 51-58 2009 MICCAI (1) http://dx.doi.org/10.1007/978-3-642-04271-3_7 conf/miccai/2009-2 db/conf/miccai/miccai2009-2.html#LoSPB09