To examine if a 23-valent pneumococcal capsular polysaccharide vaccine (PPV23) reduces the risk of meningitis in healthy rats after cochlear implantation.
Bionic Ear Institute, Department of Otolaryngology, University of Melbourne, Royal Victorian Eye and Ear Hospital, 32 Gisbourne St, East Melbourne, Victoria 3002, Australia. bwei@bionicear.org
