Uncontrolled hypertension among hypertensive patients in public hospitals at Addis Ababa, Ethiopia - Abel Melese Teka; Tsega-Ab Abebaw Tekeba; Dibora Yeshibelay Workineh; Abiye Assefa Berihun; Eden Girma Beshah; Cheru Degf Tadesse; Bemnet Yacobe Sayid; Tadios Niguss Derese (PLoS ONE)