@article {e68, editor = {,}, title = {Erratum}, volume = {33}, number = {4}, pages = {e68--e68}, year = {2012}, doi = {10.3174/ajnr.A3116}, publisher = {American Journal of Neuroradiology}, issn = {0195-6108}, URL = {https://www.ajnr.org/content/33/4/e68}, eprint = {https://www.ajnr.org/content/33/4/e68.full.pdf}, journal = {American Journal of Neuroradiology} }