«CAN A GAMIFIED PROPOSAL IMPROVE KNOWLEDGE AND ATTITUDES TO PERFORM CARDIOPULMONARY RESUSCITATION? A PILOT STUDY WITH SECONDARY SCHOOL STUDENTS FROM CANTABRIA : GAMIFICATION TO IMPROVE KNOWLEDGE AND ATTITUDES TO PERFORM CARDIOPULMONARY RESUSCITATION», CCD, vol. 20, n.º 65, oct. 2025, doi: 10.12800/ccd.v20i65.2307.