title: [Comparison between preschool and school children with obstructive sleep apnea syndrome].
authors.forename: Da-bo
authors.initials: DB
authors.lastname: Liu
authors.forename: Zhi-bin
authors.initials: ZB
authors.lastname: Li
authors.forename: Li-feng
authors.initials: LF
authors.lastname: Zhou
mesh_terms: D002648:Child; D002675:Child, Preschool; D006801:Humans; D020181:Sleep Apnea, Obstructive