Loss of smell: how it happens and what it means.
D000544:Alzheimer Disease / Q000150:complications; D005260:Female; D006801:Humans; D008297:Male; D009298:Nasal Polyps / Q000150:complications; D000857:Olfaction Disorders / Q000209:etiology*; D010300:Parkinson Disease / Q000150:complications; D012903:Smell / Q000502:physiology