Journal Article
                        
                        Uthman, Olalekan A, Sulaimon T Adedokun, Tawa  Olukade, Samuel  Watson, Olatunji  Adetokunboh, Adeyinka  Adeniran, Solomon A Oyetoyan, Saheed  Gidado, Stephen  Lawoko, and Charles S Wiysonge.  
"Children who have received no routine polio vaccines in Nigeria: Who are they and where do they live?." Human Vaccines & Immunotherapeutics 13, no. 9 (2017): 2111-2122.