Sound or silence the debate over cochlear implants [computer file] : - New Jersey : Films Media Group, 2005 - 1 videodisc (DVD) : sd., col. ; 4 2/4 in. Films for the humanities & sciences A Discovery Channel Production ISBN: RM611.83 Subjects--Topical Terms: Cochlear implants National Library of Medicine Call No.: WV274 / .S719 2005 9