Validation of the Epworth sleepiness scale, Berlin, STOPBANG questionnaires and American Society of Anesthesiologists checklist as screening tools for obstructive sleep apnea in patients with chronic obstructive pulmonary disease, asthma and cardiovascular diseases
Hamdy Ali Mohammadien Mahmoud, Suzan Said Ahmid Sallama, Azza Mahmoud Ahmad
European Respiratory Journal 2013 42: P2032; DOI: