Evaluation of five different cochlear implant designs: Audiologic assessment and predictors of performance. - Gantz,B.J.; Tyler,R.S.; Abbas,P.; Tye-Murray,N.; Knutson,J.F.; McCabe,B.F.; Lansing,C.; Brown,C.; Woodworth,G.; Hinrichs,J.; Kuk,F. (Laryngoscope, 1988)