Predictive classification using mixtures of normal distributions

by Salazar, Rafael Perera
Published 1998

GPs’ familiarity with and use of cardiovascular clinical prediction rules: a UK survey study

by Jong-Wook Ban, Rafael Perera, Richard Stevens
Published 2020-10-01

Predictors for independent external validation of cardiovascular risk clinical prediction rules: Cox proportional hazards regression analyses

by Jong-Wook Ban, Richard Stevens, Rafael Perera
Published 2018-02-01

Can party balloons replace autoinflation balloons to treat glue ear? A technical comparison

by Katherine Marshall, Rafael Perera, Paul Glasziou, Susannah Fleming
Published 2021-04-01

Revisiones en tiempos COVID: importancia de la exploración clínica

by Rafael Perera Louvier, Elena Viciana Martín, Virginia Almadana Pacheco
Published 2021-07-01

Why do authors derive new cardiovascular clinical prediction rules in the presence of existing rules? A mixed methods study.

by Jong-Wook Ban, Emma Wallace, Richard Stevens, Rafael Perera
Published 2017-01-01

UK medical students’ attitudes towards their future careers and general practice: a cross-sectional survey and qualitative analysis of an Oxford cohort

by Sarah Barber, Rachel Brettell, Rafael Perera-Salazar, Trisha Greenhalgh, Richard Harrington
Published 2018-07-01

The mapping of cancer incidence and mortality trends in the UK from 1980–2013 reveals a potential for overdiagnosis

by Jason L. Oke, Jack W. O’Sullivan, Rafael Perera, Brian D. Nicholson
Published 2018-10-01

Bespoke linkage of Public Health England laboratory data on gastrointestinal infections to the Clinical Practice Research Datalink: Ethics approval and a study proposal

by Oluwaseun Esan, Thomas Fanshawe, Mara Violato, Noel McCarthy, Rafael Perera-Salazar
Published 2017-04-01

Use of weighted multivariate estimates in trials of multi-serotype vaccines to simplify interpretation of treatment differences.

by Merryn Voysey, Andrew J Pollard, Rafael Perera, Shrijana Shrestha, Stephen Thorson, Thomas R Fanshawe
Published 2018-01-01

The diagnostic accuracy of a single CEA blood test in detecting colorectal cancer recurrence: Results from the FACS trial.

by Bethany Shinkins, Brian D Nicholson, John Primrose, Rafael Perera, Timothy James, Sian Pugh, David Mant
Published 2017-01-01

Control charts for monitoring mood stability as a predictor of severe episodes in patients with bipolar disorder

by Maria D. L. A. Vazquez-Montes, Richard Stevens, Rafael Perera, Kate Saunders, John R. Geddes
Published 2018-04-01

Oral hormone pregnancy tests and the risks of congenital malformations: a systematic review and meta-analysis [version 2; referees: 3 approved]

by Carl Heneghan, Jeffrey K. Aronson, Elizabeth Spencer, Bennett Holman, Kamal R. Mahtani, Rafael Perera, Igho Onakpoya
Published 2019-01-01

The need for randomization in animal trials: an overview of systematic reviews.

by Jennifer A Hirst, Jeremy Howick, Jeffrey K Aronson, Nia Roberts, Rafael Perera, Constantinos Koshiaris, Carl Heneghan
Published 2014-01-01

Oral hormone pregnancy tests and the risks of congenital malformations: a systematic review and meta-analysis [version 1; referees: 2 approved]

by Carl Heneghan, Jeffrey K. Aronson, Elizabeth Spencer, Bennett Holman, Kamal R. Mahtani, Rafael Perera, Igho Onakpoya
Published 2018-10-01

Development and validation of decision rules to guide frequency of monitoring CD4 cell count in HIV-1 infection before starting antiretroviral therapy.

by Thierry Buclin, Amalio Telenti, Rafael Perera, Chantal Csajka, Hansjakob Furrer, Jeffrey K Aronson, Paul P Glasziou
Published 2011-01-01

What carcinoembryonic antigen level should trigger further investigation during colorectal cancer follow-up? A systematic review and secondary analysis of a randomised controlled t...

by Bethany Shinkins, Brian D Nicholson, Tim James, Indika Pathiraja, Sian Pugh, Rafael Perera, John Primrose, David Mant
Published 2017-04-01

The evidence base for interventions delivered to children in primary care: an overview of cochrane systematic reviews.

by Peter J Gill, Kay Yee Wang, David Mant, Lisa Hartling, Carl Heneghan, Rafael Perera, Terry Klassen, Anthony Harnden
Published 2011-01-01

Are treatments more effective than placebos? A systematic review and meta-analysis.

by Jeremy Howick, Claire Friedemann, Maria Tsakok, Robert Watson, Teresa Tsakok, Jennifer Thomas, Rafael Perera, Susannah Fleming, Carl Heneghan
Published 2013-01-01

Correction: Are Treatments More Effective than Placebos? A Systematic Review and Meta-Analysis.

by Jeremy Howick, Claire Friedemann, Maria Tsakok, Robert Watson, Teresa Tsakok, Jennifer Thomas, Rafael Perera, Susannah Fleming, Carl Heneghan
Published 2016-01-01