Temporal Trends and Predictors of Modern Contraceptive Use in Lusaka, Zambia, 2004–2011. - Hancock, Nancy L.; Chibwesha, Carla J.; Stoner, Marie C. D.; Vwalika, Bellington; Rathod, Sujit D.; Kasaro, Margaret Phiri; Stringer, Elizabeth M.; Stringer, Jeffrey S. A.; Chi, Benjamin H. (BioMed Research International, 2015)