Suárez-Calleja, Claudia
Aza-Morera, Jaime
Iglesias-Cabo, Tania
Tardón, Adonina
Article History
Received: 30 June 2021
Accepted: 20 August 2021
First Online: 3 September 2021
Declarations
:
: The Ethics Research Committee of Asturias approved the re-search protocol, and all mothers provided written informed con-sent prior to inclusion.
: Not applicable.
: The authors have no conflict of interest to declare.