Abdul-hadi, R., Abass, M., Aiyenigba, B., Oseni, L., Odafe, S., Chabikuli, O., Ibrahim, M., Hamelmann, C., & Ladipo, O. (2013). The effectiveness of Community Based Distribution of Injectable Contraceptives using Community Health Extension Workers in Gombe State, Northern Nigeria. African Journal of Reproductive Health, 17(2), 80–88. https://doi.org/10.4314/ajrh.v17i2.