title: Serum ferritin concentration and bone marrow iron stores: a prospective study.
mesh_terms: D001853:Bone Marrow / Q000378:metabolism*; D005293:Ferritins / Q000097:blood*; D006801:Humans; D007501:Iron / Q000378:metabolism*; D011446:Prospective Studies
chemical_list: D005293:Ferritins; D007501:Iron