title: [Language development norms for infants in Shanghai].
authors.forename: Xiao
authors.initials: X
authors.lastname: Liu
authors.forename: Xing-ming
authors.initials: XM
authors.lastname: Jin
authors.forename: Yi-wen
authors.initials: YW
authors.lastname: Zhang
mesh_terms: D002675:Child, Preschool; D002681:China / Q000453:epidemiology; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D007804:Language Development; D012494:Sampling Studies