Creation and validation of an instrument to quantify attitudes, knowledge and difficulties in the approach to social problems Rafael Jiménez-Alés; Raquel Páez-González; María Llanos de la Torre-Quiralte; María Luisa Poch-Olivé; Nisa Boukichou-Abdelkader; Eva María Andrés Esteban;

Knowledge and attitudes on first aid and basic life support of pre- and elementary school teachers and parents Cristian Abelairas-Gómez; Aida Carballo-Fazanes; Santiago Martínez-Isasi; Sergio López-García; Javier Rico-Díaz; Antonio Rodríguez-Núñez;