biostudies-literatureUnknown331(7507)BMJ (Clinical research ed.)52-52https://www.ebi.ac.uk/biostudies/studies/S-EPMC558581biostudies-literatureDenis Edward FletcherPMC558581falseDenis Edward Fletcher2005-01-01T00:00:00Z2005 Jul2025-04-19T11:29:45.104Z2025-04-19T11:29:45.104ZS-EPMC558581