"If the deaf child is truly finding the spoken language accessible, there is utterly no reason to expect that child to abandon acquiring the oral language simply because they are also acquiring a sign language. On the other hand, if the oral language is not accessible, then it is crucial that the deaf child acquire a sign language, since without it, the child will experience linguistic deprivation."

CHAMP article!!! Debunks many myths about cochlear implants and pinpoints the importance of having full access to a natural language from birth.

https://docs.google.com/viewer?url=http://www.harmreductionjournal.com/content/pdf/1477-7517-9-16.pdf&pli=1