TY - JOUR A1 - Jennings, L. A1 - Omoni, A. A1 - Akerele, A. A1 - Ibrahim, Y. A1 - Ekanem, E. T1 - Disparities in mobile phone access and maternal health service utilization in Nigeria: A population-based survey Y1 - 2015 DO - 10.1016/j.ijmedinf.2015.01.016 VL - 84 IS - 5 ER -