1 23 Environmental Science and Pollution Research ISSN 0944-1344 Volume 26 Number 14 Environ Sci Pollut Res (2019) 26:14277-14286 DOI 10.1007/s11356-019-04721-1 Health risk assessment through determining bioaccumulation of iron in forages grown in soil irrigated with city effluent Zafar Iqbal Khan, Hareem Safdar, Kafeel Ahmad, Kinza Wajid, Humayun Bashir, Ilker Ugulu & Yunus Dogan