RT Journal T1 Evaluation of sleep structure disorder in children with obstructive sleep apnea hypopnea syndrome A1 LIU Dabo PB Journal of Otolaryngology and Ophthalmology of Shandong University FD 2018-03-20 YR 2018 JF Journal of Otolaryngology and Ophthalmology of Shandong University JO Journal of Otolaryngology and Ophthalmology of Shandong University VO 32 IS 2 SP 6 DO 10.6040/j.issn.1673-3770.0.2017.534 K1 Sleep apnea, obstructive;Children;Sleep structure LK {http://ebhyxbwk.njournal.sdu.edu.cn/EN/article/article_2308.shtml}