@ARTICLE{BeCaHa14, author = {Berkels, Benjamin and Cabrilo, Ivan and Haller, Sven and Rumpf, Martin and Schaller, Karl}, title = {Co-Registration of Intra-Operative Brain Surface Photographs and Pre-Operative {MR} Images}, journal = {International Journal of Computer Assisted Radiology and Surgery}, year = {2014}, volume = {9}, pages = {387--400}, number = {3}, month = may, doi = {10.1007/s11548-014-0979-y}, pdf = {http://numod.ins.uni-bonn.de/research/papers/public/BeCaHa14.pdf}, }