1. Report of a technical consultation on birth spacing. Geneva Switzerland;World Health Organization (WHO),2005
2. Programming strategies for post-partum family planning;World Health Organization (WHO),2013
3. Family planning needs during the extended postpartum period in India [internet];Borda,2009
4. (NFHS-3) 2005–06. vol. 1;National Family Health Survey,2007
5. Contraceptive use, intention to use and unmet need during the extended postpartum period;Ross;Int Fam Plan Perspect,2001