Critical appraisal is a systematic process used to identify the strengths and weaknesses of a research article in order to assess the usefulness and validity of research findings. The most important ...

Public health interventions comprise a vast range of approaches, from the relatively simple through to complex national policy interventions. As a consequence, research questions about the ...

Data sources Electronic database and internet site searching was performed with no language or time limits. The search terms were broad, and consisted of words such as critical appraisal tools, ...