Losing your sense of smell? How to know when it signals a bigger health issue.
D015438:Health Behavior; D007722:Health Knowledge, Attitudes, Practice; D006304:Health Status; D006801:Humans; D015508:Nasal Obstruction / Q000150:complications; D009298:Nasal Polyps / Q000150:complications; D000857:Olfaction Disorders / Q000175:diagnosis* / Q000209:etiology / Q000517:prevention & control*; D012903:Smell