Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Sagawa Sachiko and Tanaka Yoshisato,Language Development in a Severely Hearingimpaired Infant Born to Deaf Parents,The Japan Journal of Logopedics and Phoniatrics,0030-2813,The Japan Society of Logopedics and Phoniatrics,1982,23,2,132-140,https://cir.nii.ac.jp/crid/1390282679875815680,https://doi.org/10.5112/jjlp.23.132