Pinto da Silva, Sandra https://orcid.org/0000-0003-4718-5957
de Freitas, Cláudia https://orcid.org/0000-0002-1828-8642
Severo, Milton https://orcid.org/0000-0002-5787-4871
Silva, Susana https://orcid.org/0000-0002-1335-8648
Funding for this research was provided by:
Fundação para a Ciência e a Tecnologia (POCI-01-0145-FEDER-016762, Ref. FCT PTDC/IVC-ESCT/6294/2014 (ENGAgED – Bionetworking, citizenship in gamete donation);POCI-01-0145-FEDER-006862, Ref. FCT UIDB/04750/2020 (Unidade de Investigação em Epidemiologia - Instituto de Saúde Pública da Universidade do Porto - EPIUnit); SFRH/BD/122603/2016 (Sandra Pinto da Silva); DL57/2016/CP1336/CT0001 (Cláudia de Freitas); IF/01674/2015 (Susana Silva))
European Regional Development Fund (POCI-01-0145-FEDER-016762, Ref. FCT PTDC/IVC-ESCT/6294/2014 (ENGAgED – Bionetworking, citizenship in gamete donation);POCI-01-0145-FEDER-006862, Ref. FCT UIDB/04750/2020 (Unidade de Investigação em Epidemiologia - Instituto de Saúde Pública da Universidade do Porto - EPIUnit); SFRH/BD/122603/2016 (Sandra Pinto da Silva); DL57/2016/CP1336/CT0001 (Cláudia de Freitas); IF/01674/2015 (Susana Silva))
European Social Fund (POCI-01-0145-FEDER-016762, Ref. FCT PTDC/IVC-ESCT/6294/2014 (ENGAgED – Bionetworking, citizenship in gamete donation);POCI-01-0145-FEDER-006862, Ref. FCT UIDB/04750/2020 (Unidade de Investigação em Epidemiologia - Instituto de Saúde Pública da Universidade do Porto - EPIUnit); SFRH/BD/122603/2016 (Sandra Pinto da Silva); DL57/2016/CP1336/CT0001 (Cláudia de Freitas); IF/01674/2015 (Susana Silva))
Article History
Received: 13 October 2021
Accepted: 7 July 2022
First Online: 20 August 2022
Declarations
:
: Ethical approval was obtained from the Ethics Committee for Health of the <i>Centro Hospitalar Universitário do Porto</i> and the Portuguese Data Protection Authority. This study was conducted in accordance with the ethical standards mentioned in the 1964 Declaration of Helsinki and its later amendments.
: Informed consent was obtained from all participants included in this study.
: Not applicable.
: The authors declare no competing interests.