Referral of adults with obstructive sleep apnea for surgical consultation: an American Academy of Sleep Medicine clinical practice guideline Referral of adults with obstructive sleep apnea for surgical consultation: an American Academy of Sleep Medicine clinical practice guideline 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