Cite
WHO position paper, Meningococcal A conjugate vaccine: Updated guidance, February 2015.
MLA
World Health Organization, null. “WHO Position Paper, Meningococcal A Conjugate Vaccine: Updated Guidance, February 2015.” Vaccine, vol. 36, no. 24, June 2018, pp. 3421–22. EBSCOhost, https://doi.org/10.1016/j.vaccine.2017.07.063.
APA
World Health Organization, null. (2018). WHO position paper, Meningococcal A conjugate vaccine: Updated guidance, February 2015. Vaccine, 36(24), 3421–3422. https://doi.org/10.1016/j.vaccine.2017.07.063
Chicago
World Health Organization, null. 2018. “WHO Position Paper, Meningococcal A Conjugate Vaccine: Updated Guidance, February 2015.” Vaccine 36 (24): 3421–22. doi:10.1016/j.vaccine.2017.07.063.