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Authors
Ferreira, Ricardo J. O. https://orcid.org/0000-0002-2517-0247
Gossec, Laure https://orcid.org/0000-0002-4528-310X
Duarte, Cátia https://orcid.org/0000-0001-9327-6935
Nicklin, Joanne K.
Hewlett, Sarah https://orcid.org/0000-0001-7851-2039
da Silva, J. A. P. https://orcid.org/0000-0002-2782-6780
Ndosi, Mwidimi https://orcid.org/0000-0002-7764-3173
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Article History
Accepted: 28 July 2018
First Online: 1 August 2018
Compliance with ethical standards
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: All authors declare that they have no conflicts of interest.
: Ethical approval for this study was obtained from Centro Hospitalar e Universitário de Coimbra (CHUC-093-16) and from University of Coimbra’s Faculty of Medicine (CE-037/2015) ethics committees. The UK and France datasets had ethical approvals from respective countries [].
: All patients signed an informed consent form.
: 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.
