The existing epidemiological research on long COVID has suffered from overly broad case definitions and a striking absence of control groups, which have led to distortion of risk. The unintended ...

Correspondence to Dr Kerry Dwan, Centre for Reviews and Dissemination, University of York, York, UK; Kerry.dwan{at}york.ac.uk A systematic review identifies, appraises and synthesises all the ...

This electronic resource aims to provide physicians with fast and easy access to practical guidelines linked to the best available research evidence. It covers a wide range of medical conditions and ...

Introduction When a health professional overrides a patient’s preferences for the patient’s own good, we have a case of paternalism. Paternalism is commonly considered ethically problematic and ...