A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2017; you can also visit the original URL.
The file type is application/pdf.
Yoko Shimura, Satoshi Imaizumi. "Individual Differences in Infant Development of Emotional Expression through Vocalization." The Japan Journal of Logopedics and Phoniatrics (1994) 207-212