1 CLINURSID Research Group, University of Santiago de Compostela, Santiago de Compostela, Spain; Faculty of Education Sciences, University of Santiago de Compostela, Santiago de Compostela, Spain; Institute of Health Research of Santiago (IDIS), Santiago de Compostela, Spain. Electronic address: cristianabelairasgomez@gmail.com.
2 CLINURSID Research Group, University of Santiago de Compostela, Santiago de Compostela, Spain; Materno-Infantil University Hospital, A Coruña, Spain.
3 Pediatric Emergency and Critical Care Division, Clinical University Hospital, University of Santiago de Compostela, Santiago de Compostela, Spain; Down Compostela Foundation, Santiago de Compostela, Spain.
4 Faculty of Nursing, University of Santiago de Compostela, Santiago de Compostela, Spain.
5 Faculty of Health Sciences, European University of the Atlantic, Santander, Spain.
6 Faculty of Education, Pontifical University of Salamanca, Salamanca, Spain.
7 CLINURSID Research Group, University of Santiago de Compostela, Santiago de Compostela, Spain; Institute of Health Research of Santiago (IDIS), Santiago de Compostela, Spain; Pediatric Emergency and Critical Care Division, Clinical University Hospital, University of Santiago de Compostela, Santiago de Compostela, Spain; Faculty of Nursing, University of Santiago de Compostela, Santiago de Compostela, Spain; Mother-Child Health and Development Network (Red SAMID), Carlos III Health Institute, Madrid, Spain.