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Authors
Ferreira, Pedro L. https://orcid.org/0000-0002-9448-9542
Antunes, Patrícia https://orcid.org/0000-0003-3248-6327
Ferreira, Lara N. https://orcid.org/0000-0003-2378-7750
Pereira, Luís N. https://orcid.org/0000-0003-0917-7163
Ramos-Goñi, Juan M.
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Funding
Funding for this research was provided by:
EuroQol Research Foundation
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Article History
Accepted: 5 June 2019
First Online: 14 June 2019
Compliance with ethical standards
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: One author discloses that he is a member of the EuroQol Group, an organization focused on the development of instruments that describe and value health outside the for-profit model. The views expressed by the authors in the publication do not necessarily reflect the views of the EuroQol Group. The authors declare that they have no conflicts of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. This study was reviewed and approved by the (Portuguese) National Data Protection Commission (Ref. 1737/2015) to elicit the preferences of the Portuguese general population, preserving the anonymity and confidentiality of the participants.
: Informed consent was obtained from all individual participants included in the study. Participants were informed about their freedom for refusal.
