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Factors associated with recruitment, surveillance participation, and retention in an observational study of pregnant women and influenza
BACKGROUND: This report describes the results of recruitment efforts and the subsequent participation of pregnant women in study activities in a 2010–2012 observational study focused on influenza illness and vaccination in California and Oregon, USA. METHODS: Socio-demographic and health characteris...
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Publié dans: | BMC Pregnancy Childbirth |
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Auteurs principaux: | , , , , , , , , , , , , |
Format: | Artigo |
Langue: | Inglês |
Publié: |
BioMed Central
2019
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Sujets: | |
Accès en ligne: | https://ncbi.nlm.nih.gov/pmc/articles/PMC6507168/ https://ncbi.nlm.nih.gov/pubmed/31068160 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1186/s12884-019-2280-0 |
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