Mohammed, Musa, Daniel Asrat, Yimtubezinash Woldeamanuel, and Demissie A Demissie A. 2016. “Prevalence of Group B Streptococcus Colonization Among Pregnant Women Attending Antenatal Clinic of Hawassa Health Center, Hawassa, Ethiopia”. The Ethiopian Journal of Health Development 26 (1). https://ejhd.org/index.php/ejhd/article/view/191.