BibTex format
@article{Shirreff:2016:10.3201/eid2302.161210,
author = {Shirreff, G and Wadood, MZ and Vaz, RG and Sutter, RW and Grassly, NC},
doi = {10.3201/eid2302.161210},
journal = {Emerging Infectious Diseases},
pages = {258--263},
title = {Estimated Effect of Inactivated Poliovirus Vaccine Campaigns, Nigeria and Pakistan, January 2014-April 2016},
url = {http://dx.doi.org/10.3201/eid2302.161210},
volume = {23},
year = {2016}
}