TY - JOUR A1 - Ahmed, S. A1 - Creanga, A.A. A1 - Gillespie, D.G. A1 - Tsui, A.O. T1 - Economic status, education and empowerment: Implications for maternal health service utilization in developing countries Y1 - 2010 DO - 10.1371/journal.pone.0011190 VL - 5 IS - 6 ER -