Funding for this research was provided by:
Istituto Auxologico Italiano (01C309)
Universidad de Alcalá (FPI2016)
Received: 2 September 2019
Accepted: 20 March 2020
First Online: 31 March 2020
Ethics approval and consent to participate
: Participants had the procedures explained and provided written informed consent. The study was conducted in accordance with the Declaration of Helsinki and was approved by the Institutional Review Board of the Italian Institute of Auxology.
: Not applicable.
: The authors declare that they have no competing interests.