/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: BizuayehuBogale https://public.slidesharecdn.com/v2/images/profile-picture.png I am graduate of Environmental health professional from Gonder university of medical school(GC) and now working as expert of disease prevention and heath promotion department in dale woreda,sidama zone