Problems with evidence assessment in COVID-19 health policy impact evaluation: a systematic review of study design and evidence strength.
BMJ Open
; 12(1): e053820, 2022 01 11.
Article
em En
| MEDLINE
| ID: mdl-35017250
Texto completo:
1
Base de dados:
MEDLINE
Assunto principal:
COVID-19
Tipo de estudo:
Evaluation_studies
/
Observational_studies
/
Prevalence_studies
/
Prognostic_studies
/
Risk_factors_studies
/
Systematic_reviews
Limite:
Humans
Idioma:
En
Ano de publicação:
2022
Tipo de documento:
Article