OBSTRUCTIVE SLEEP APNEA AND HEART FAILURE: ECHOCARDIOGRAPHIC PHENOTYPE, HFPEF BURDEN, AND CLINICAL IMPLICATIONS IN A HOSPITAL-BASED OBSERVATIONAL COHORT. Asian Journal of Medical Research and Health Sciences, [S. l.], v. 4, n. 01, p. 517–525, 2026. DOI: 10.65605/a-jmrhs.2026.v04.i01.pp517-525. Disponível em: https://ajmrhs.com/journal/article/view/126. Acesso em: 21 apr. 2026.