Individual participant data meta-analysis of prognostic factor studies: state of the art?
1 European Centre for Environment and Human Health, Peninsula College of Medicine and Dentistry, University of Exeter Knowledge Spa Royal Cornwall Hospital Truro, Cornwall, TR1 3HD, UK
2 Institute of Medical Biometry and Medical Informatics, University Medical Center Freiburg, Freiburg, Stefan-Meier-Strasse 26, 79104, Germany
3 School of Health and Populations Sciences, Public Health Building, University of Birmingham,, Edgbaston, Birmingham, B15 2TT, UK
BMC Medical Research Methodology 2012, 12:56 doi:10.1186/1471-2288-12-56Published: 24 April 2012