1. Agrey N, Crowe KM, Levitt C, MacDonald J, MacLean D, Polomeno V. Preconception care. In: Hanvey L, editor. Family-centred maternity and newborn care: national guidelines. Ottawa: Health Canada, Minister of Public Works and Government Services; 2005. p. 3.1–3.29.
2. Zapata B, Godue CJM. International maternal and child health. In: Kotch J, editor. Maternal and child health: programs, problems, and policy in public health. Gaithersburg: Aspen; 1997. p. 345–82.
3. AbouZahr C. Safe motherhood: a brief history of the global movement 1947–2002. Br Med Bull 2003;67:13–25.
4. Declaration of Alma Ata. Geneva: World Health Organization; 1978.
5. Starrs A. The safe motherhood action agenda: priorities for the next decade. New York: Family Care International; 1998.