Population
Clinical lens
Evidence confidence
How much weight this carries
Read this before the findings
Not available in the source
Comparator
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VISUAL ABSTRACT
Intervention / exposure
Comparator
Primary outcome
What this means
Caution
The question, and what it meansdetails
CLINICAL TRANSLATION
What this means on your next clinical day
Practice pointsdetails
Applies most directly to
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CRITICAL APPRAISAL