%0 Journal Article %T Comparison of free breathing versus breath-hold in perfusion imaging using dynamic volume CT %A Sonja Kandel %A Henning Meyer %A Patrik Hein %A Alexander Lembcke %A Jens-C. Rueckert %A Patrik Rogalla %J Insights into Imaging %@ 1869-4101 %D 2012 %I Springer %R 10.1007/s13244-012-0169-9 %X Image registration is crucial for CT perfusion imaging. %K CT perfusion %K Image registration %K Artefacts %U http://link.springer.com/article/10.1007/s13244-012-0169-9