Absorption of iron instilled into the stomach, duodenum, and jejunum.
D004386:Duodenum / Q000378:metabolism*; D005753:Gastric Mucosa / Q000378:metabolism*; D006801:Humans; D007267:Injections; D007408:Intestinal Absorption; D007501:Iron / Q000378:metabolism*; D007503:Iron Isotopes; D007583:Jejunum / Q000378:metabolism*
D007503:Iron Isotopes; D007501:Iron