<prompt> All the following are conjugate vaccines ExceptHaemophilus influenzae type bPneumococcalNeisseria meningitidisHepatitis A  <response>: Subunit Vaccines Haemophilus--purified capsular polysaccharide conjugated to protein Neisseria meningitidis--capsular polysaccharides, pediatric version is conjugated to protein Pneumococcal--capsular polysaccharide 7 and 23 serotypes pediatric version is conjugated to protein Ref : Ananthanarayana textbook of Microbiology 9th edition Pgno : 83 