際際滷shows by User: sinaafghan1 / http://www.slideshare.net/images/logo.gif 際際滷shows by User: sinaafghan1 / 際際滷Share feed for 際際滷shows by User: sinaafghan1 https://public.slidesharecdn.com/v2/images/profile-picture.png sina homayouni student of Faculty of Dentistry in Ghalib university