1. Ghana Statistical Service (GSS): Noguchi Memorial Institute for Medical Research (NMIMR), and ORC Macro: Ghana Demographic and Health Survey 2008. GSS, NMIMR, and MI, Calverton, Maryland; 2009.
2. Reproductive and Child Health Unit (Family Health Divison), Public Health Department-Ghana Health Service (RCH/PHD-GHS): Annual Report 2007. Accra, Ghana; 2007.
3. WHO: The World Health Report 2000, Health systems: improving performance. World Health Organisation, Geneva; 2000.
4. Ministry of Health (MoH): Annual report 2007. Accra, Ghana; 2007.
5. Magadi MA, Madise NJ, Rodrigues RN: Frequency and timing of antenatal care in Kenya: explaining the variations between women of different communities. J Soc Sci 2000, 51: 551–561. 10.1016/S0277-9536(99)00495-5