@article {Yousem, author = {D.M. Yousem}, title = {Maintenance of Certification: Current Attitudes of Members of the American Society of Neuroradiology}, year = {2007}, doi = {10.3174/ajnr.A0824}, publisher = {American Journal of Neuroradiology}, issn = {0195-6108}, URL = {https://www.ajnr.org/content/early/2007/11/01/ajnr.A0824}, eprint = {https://www.ajnr.org/content/early/2007/11/01/ajnr.A0824.full.pdf}, journal = {American Journal of Neuroradiology} }