| Search for eligible studies | September–October 2019 |
| Training and pilot testing on screening criteria | November 2019 |
| Screening the results from the literature search | November–December 2019 |
| Relevance assessments and coding of eligible studies | January 2020 |
| Extraction of data from included studies | January 2020 |
| Preliminary exploration of statistical analysis | February 2020 |
| Preparation of the final review report | March 2020 |
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