title: The vitamin A paradox.
authors.forename: J K
authors.initials: JK
authors.lastname: Griffiths
mesh_terms: D002648:Child; D019587:Dietary Supplements / Q000009:adverse effects; D006801:Humans; D007109:Immunity / Q000187:drug effects; D009748:Nutrition Disorders / Q000276:immunology; D009752:Nutritional Status; D011014:Pneumonia; D014801:Vitamin A / Q000494:pharmacology
chemical_list: D014801:Vitamin A