%0 Journal Article %T Clinical Features and Contributing Factors of Excessive Daytime Sleepiness in Chinese Obstructive Sleep Apnea Patients: The Role of Comorbid Symptoms and Polysomnographic Variables %A Biyun Yu %A Chuan Shao %A Huan Qi %A Lina Zhang %A Ling Wang %A Ruyi Lang %A Xun Wang %A Yaodong Tang %J Archive of "Canadian Respiratory Journal". %D 2019 %R 10.1155/2019/5476372 %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6652063/