Journal Article
                        
                        Aliyu, Muktar H, Meridith  Blevins, Carolyn  Audet, Bryan E Shepherd, Adiba  Hassan, Obinna  Onwujekwe, Usman I Gebi, Marcia  Kalish, Mary Lou  Lindegren, and Sten H Vermund.  
"Optimizing PMTCT service delivery in rural North-Central Nigeria: protocol and design for a cluster randomized study." Contemporary clinical trials 36, no. 1 (2013): 187-197.