Chronic obstructive pulmonary disease and CA125 levels in ambulatory chronic heart failure: The COPA-HF study. - Cevallos Castro AP; Llàcer P; Soler L; Oyuela Rodriguez JE; Montero E; Vergara M; García Melero M; Cobo Marcos M; Pérez C; Bellver MT; Campos J; Castillo SJ; et al. (International journal of cardiology, 2026)