Training needs and curricular priorities for managing multimorbidity in Spanish primary care: findings from a national exploratory online survey - Leiva-Fernandez, Francisca; Gonzalez-Hevilla, Alba; Castillo-Jimena, Marcos; Moreno-Juste, Aida; Lopez-Rodriguez, Juan Antonio; Ara-Bardaji, Paula; del Cura-Gonzalez, Isabel; Gimeno-Miguel, Antonio (BMC Primary Care, 2026)