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Search terms based on PEO framework_
| PEO framework | Search terms++ |
|---|---|
| Population | Critical care or ICU nurse or critical care or ICU or intensive care |
| Exposure | COVID-19 or coronavirus or 2019-NCOV or SARS-COV-2 or COV-19 |
| Outcome | Physical health or physical wellbeing or physical illness or physical health problems or physical effect or physical impact* or physical result* or physical outcome* or mental health or psychological wellbeing or psychological illness or psychological health problems or psychological effect or psychological impact* or psychological result* or psychological outcome* |