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Coronal structural MRI through the olfactory bulbs in a patient with congenital anosmia

The olfactory bulbs are missing (white circled area). (Source: Croy I, Negoias S, Novakova L, Landis BN, Hummel T. Learning about the functions of the olfactory system from people without a sense of smell. PLoS One 2012;7[3]:e33365. Creative Commons Attribution 4.0 International [CC BY 4.0] license, creativecommons.org/licenses/by/4.0.)