Using multilevel models to evaluate the influence of contextual factors on HIV/AIDS, sexually transmitted infections, and risky sexual behavior in sub-Saharan Africa: a systematic review.
Ward-Peterson M, Fennie K, Mauck D, Shakir M, Cosner C, Bhoite P, Trepka MJ, Madhivanan P. Using multilevel models to evaluate the influence of contextual factors on HIV/AIDS, sexually transmitted infections, and risky sexual behavior in sub-Saharan Africa: a systematic review. Ann Epidemiol. 2018 02; 28(2):119-134.