_:vb50952192 . _:vb50952192 . _:vb50952192 . _:vb50952192 "A brain disease that is characterized by nerve injury located_in olfactory nerve, occurring as a result of normal aging, trauma, mass lesion or other insult, and has_symptom impaired sense of smell, has_symptom anosmia or loss of smell."^^ . _:vb50952192 . _:vb50952192 . _:vb50952192 "url:https://en.wikipedia.org/wiki/Olfactory_nerve"^^ .