Trace Metals in Exchangeable Soil from the Oil Fields in Basrah Governorate, Iraq: Melacak Logam dalam Tanah yang Dapat Ditukar dari Ladang Minyak di Kegubernuran Basrah, Irak. (2025). Indonesian Journal on Health Science and Medicine, 1(3), 10.21070/ijhsm.v2i1.71. https://doi.org/10.21070/ijhsm.v2i1.71