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Funded by the manufacturer of the delayed-release formulation, which the record retains.\nexposure: Delayed-release versus immediate-release metformin over 5 to 7 day periods\nevidence_span: {\"source_cache\": \"artifacts/metformin-research/27216492.abstract.txt\", \"locator\": \"Indexed abstract; zero-based, end-exclusive Unicode character offsets\", \"file_sha256\": \"c874a5c13e2e709b4b36040f281e2b187e7956b4610decddc35403170c0ed45d\", \"start_char\": 0, \"end_char\": 3863, \"text_sha256\": \"c874a5c13e2e709b4b36040f281e2b187e7956b4610decddc35403170c0ed45d\"}\n[metformin-p27216492] Once-daily delayed-release metformin lowers plasma glucose and enhances fasting and postprandial GLP-1 and PYY: results from two randomised trials. 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