Global practices of meningococcal vaccine use and impact on invasive disease

- Ali, Asad; Jafri, Rabab Zehra; Zhujun, Shao; Bhutta, Zulfiqar; Abramson, Jon; Messonnier, Nancy; Tevi-Benissan, Carol; Durrheim, David; Eskola, Juhani; Fermon, Florence; Klugman, Keith P.; Ramsay, Mary; Sow, Samba