Meningococcal quadrivalent vaccine is available for these serogroup Except: (A) A, (B) Y, (C) W135, (D) G23
Answer is D. Vaccines are available against meningococci of serogroup A, C, W135 and YMonovalent (A or C) bivalent (A,C) trivalent (A, C, w135) quadrivalent (A, C, W135, Y)Park 23e pg: 164