1. Maternal and child undernutrition: global and regional exposures and health consequences;Black;Lancet,2008
2. Bolling K. Grant C. Hamlyn B. 2007 www.ic.nhs.uk/statistics-and-data-collections/health-and-lifestyles-related-surveys/infant-feeding-survey/infant-feeding-survey-2005
3. Support for breastfeeding mothers;Britton;Cochrane Database of Systematic Reviews,2007