1. Bongaarts J: Family Planning Programs for the 21st Century: Rationale and Design. 2012, New York, NY 10017 USA: Population Council, [
http://www.popcouncil.org
]
2. Bradley S, Croft T, Rutstein S: The Impact of Contraceptive Failure on Unintended Births and Induced Abortions: Estimates and Strategies for Reduction. DHS Analytical Studies No. 22. 2011, ICF Macro: Calverton, Maryland, USA
3. Van Lith LM, Yahner M, Bakamjian L: Women’s growing desire to limit births in sub-Saharan Africa: meeting the challenge. Glob Health Sci Pract. 2013, 1 (1): 97-107. 10.9745/GHSP-D-12-00036.
http://dx.doi.org/10.9745/GHSP-D-12-00036
.
4. U.S. Agency for International Development: Using Quantification to Support Introduction and Expansion of Long-Acting and Permanent Methods of Contraception a [database on the Internet]. 2010, USAID | deliver projects, task order 1, and Engender Health/The Respond Project, Available at:
http://www.USaid.gov
5. Mulligan J, Nahmias P, Chapman K, Patterson A, Burns M, Harvey M, Askew I: UK Department for International Development: Improving Reproductive, Maternal and Newborn Health: Reducing Unintended Pregnancies Evidence Overview A Working Paper (Version 1.0). 2010, Available at:
http://r4d.dfid.gov.uk/Output/185828/Default.aspx