Markers of cardiovascular disease risk in sleep-disordered breathing with or without comorbidities: the Nagahama study Markers of cardiovascular disease risk in sleep-disordered breathing with or without comorbidities: the Nagahama study Download Utility of cyclic variation of heart rate score as a screening tool for sleep-disordered breathing in patients with heart failure A brief behavioral treatment for unresolved insomnia in adolescents: a single-case multiple baseline pilot study, evaluating self-reported outcomes of efficacy, safety, and acceptability