title: Certainty: the elusive goal.
mesh_terms: D000818:Animals; D001161:Arteriosclerosis / Q000209:etiology; D003731:Dental Caries / Q000209:etiology; D003920:Diabetes Mellitus / Q000209:etiology; D004032:Diet / Q000009:adverse effects* / Q000592:standards; D004194:Disease / Q000209:etiology*; D006801:Humans; D006973:Hypertension / Q000209:etiology; D008107:Liver Diseases / Q000209:etiology; D008954:Models, Biological; D009748:Nutrition Disorders / Q000150:complications*; D009747:Nutritional Physiological Phenomena; D009765:Obesity / Q000209:etiology; D012586:Science