Madrid-Valero, Juan J. http://orcid.org/0000-0002-3450-1159
Sánchez-Romera, Juan F.
Martínez-Selva, Jose M.
Ordoñana, Juan R.
Funding for this research was provided by:
Ministerio de Ciencia, Innovación y Universidades - Spain ((RTI2018-095185-B-I00))
Universidad de Alicante
Article History
Received: 19 May 2021
Accepted: 18 July 2022
First Online: 25 August 2022
Declarations
:
: Juan J Madrid-Valero, Juan F. Sánchez-Romera, Jose M. Martínez-Selva, Juan R. Ordoñana declares that they have no conflict of interest.
: All Murcia Twin Registry protocols and instruments, as well as data collection procedures and analysis derivatives thereof, have been approved by the Research Ethics Committee of the University of Murcia and meet the legal requirements of confidentiality and protection of personal data.
: Participants provided written informed consent when interviewed in person or oral consent by telephone interview.