State of the art ; Bimodal language acquisition; Language acquisition (sign language) ; Spracherwerb (Gebärdensprache) ; Sign language (language acquisition) ; Deaf education; Bicultural education (Deaf education) ; Bilingual education (Deaf education) ; Written/spoken language ; Erstspracherwerb; First language acquisition; Ontogenese; Language acquisition ; Auditory brainstem implant; Elektrisch-akustische Stimulation; Electric-acoustic stimulation; Cochlear implant ; Italian
