Bridging the Knowledge, Usage, and Regulation Gap for Artificial Intelligence in Medicine: A Cross-Sectional Survey of Spanish Clinicians and Trainees - Jorge García Condado; Enric Cristòbal Cóppulo; Mireia Gamundi; Irene Martínez-Menéndez; Andrea Portaña Sanz; Luis Merino Ulizarna; María del Carmen Cortés Navarro; Francine Klein Milla Palacios; Ámbar C. Almaraz Valdez; Mikel Rueda-Etxebarria (Journal of Scientific Innovation in Medicine, 2026)