|Cochlear implantation is the insertion of small electronic device into the ear of deaf whose capability level of hearing is null. It can be placed behind the ear or inside the ear through surgical procedure. It has a microphone, speech processor, transmitter and an electrode array. It is different from hearing aid and cannot restore normal hearing. The top journals are peer reviewed scholarly journals. These provide high quality, meticulously reviewed and rapid publication, to cater the insistent need of scientific community. These journals are indexed with all their citations noted. The top open access journals are indexed in MEDLINE, PUBMED, SCOPUS, COPERNICUS, CAS, EBSCO and ISI.