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. Indonesian Journal on Health Science and Medicine, v. 1, n. 3, p. 10.21070/ijhsm.v2i1.71, 30 Jan.2025.