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Self-reported data in environmental health studies: mail vs. web-based surveys

Published Online: 2019-12-12

Published Print: 2019-12

Authors

Cantuaria, Manuella Lech https://orcid.org/0000-0003-3201-9606
Blanes-Vidal, Victoria
Funding

Funding for this research was provided by:

Conselho Nacional de Desenvolvimento Científico e Tecnológico (232336/2013-0)
License Information

Text and Data Mining valid from 2019-12-01

Version of Record valid from 2019-12-12
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Article History

Received: 2 July 2019

Accepted: 2 December 2019

First Online: 12 December 2019

Ethics approval and consent to participate

: Research was conducted in accordance with principles of the Declaration of Helsinki. This study was registered with and approved by the Danish Data Protection Agency (Datatilsynet). According to Danish law (i.e. Act on Research Ethics Review of Health Research Projects, section 14.2), questionnaire-based studies that do not involve human biological material do not need approval from ethical and scientific committees. Furthermore, both the mailed and electronic versions of the questionnaire used in this study presented an informed consent for participation made in accordance with the Danish regulations. In this consent, all conditions for participation and data use were informed, as well as the possibility for revoking this decision.

: Not applicable.

: The authors declare that they have no competing interests.

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