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Problems with evidence assessment in COVID-19 health policy impact evaluation: a systematic review of study design and evidence strength
- Source :
- BMJ Open, Vol 12, Iss 1 (2022)
- Publication Year :
- 2022
- Publisher :
- BMJ Publishing Group, 2022.
- Subjects :
- Medicine
Subjects
Details
- Language :
- English
- ISSN :
- 20446055
- Volume :
- 12
- Issue :
- 1
- Database :
- Directory of Open Access Journals
- Journal :
- BMJ Open
- Publication Type :
- Academic Journal
- Accession number :
- edsdoj.830e8d58c484e53b2a6088f4c8d7c8b
- Document Type :
- article
- Full Text :
- https://doi.org/10.1136/bmjopen-2021-053820