Name Elham Poursheikhi Affiliation دانشجوی سایر دانشگاههای داخل کشور Degree _ Website Email — JournalPaper Presentation Speech WorkShop Book Innovation GrantAttraction Thesis Festival FinishedProject Sales Art Membership StandardCreation Publication TheorizingChair TitleJournal 1 Estimation of arsenic background concentration in stream sediments in Zia-Abad area (NW Iran) ENVIRONMENTAL MONITORING AND ASSESSMENT