biostudies-literatureUnknown331(7525)BMJ (Clinical research ed.)1147-1147https://www.ebi.ac.uk/biostudies/studies/S-EPMC1283322biostudies-literatureThomas Anderson CockburnPMC1283322falseThomas Anderson Cockburn2005-01-01T00:00:00Z2005 Nov2024-11-09T20:13:51.906Z2024-11-09T20:13:51.906ZS-EPMC1283322