Journal Article
                        
                        Gunnala, Rajni, Ikechukwu U Ogbuanu, Oluwasegun J Adegoke, Heather M Scobie, Belinda V Uba, Kathleen A Wannemuehler, Alicia  Ruiz, Hashim  Elmousaad, Chima J Ohuabunwo, and Mahmud  Mustafa.  
"Routine Vaccination Coverage in Northern Nigeria: Results from 40 District-Level Cluster Surveys, 2014-2015." PloS one 11, no. 12 (2016): e0167835.