Cohort Profile: The Birhan Health and Demographic Surveillance System. (9th November 2021) - Bekele, Delayehu; Hunegnaw, Bezawit Mesfin; Bekele, Chalachew; Van Wickle, Kimiko; Tadesse, Fisseha; Goddard, Frederick G B; Mohammed, Yahya; Unninayar, Sarah; Chan, Grace J