Liu, H.-M.H.-M.LiuFENG-MING TSAOKuhl, P.K.P.K.Kuhl2018-09-102018-09-102009http://www.scopus.com/inward/record.url?eid=2-s2.0-70349787040&partnerID=MN8TOARShttp://scholars.lib.ntu.edu.tw/handle/123456789/349932application/pdf102479 bytesapplication/pdfAge-related changes in acoustic modifications of Mandarin maternal speech to preverbal infants and five-year-old children: A longitudinal studyjournal article10.1017/S030500090800929X