Medicine Recipients of meningococal polyvalent vaccine are not protected from which serotype of N.meningitidis, with the vaccine available today? A Serotype A B Serotype B C Serotype C D Serotype Y 💡 Explanation Recipients of meningococal polyvalent vaccine are not protected from which serotype of N.meningitidis, with the vaccine available today? ✓ Correct Answer: B. Serotype B