title: [Effect of silica shield intrauterine devices on menstrual blood loss and iron balance].
mesh_terms: D000328:Adult; D005260:Female; D005293:Ferritins / Q000097:blood; D006801:Humans; D007434:Intrauterine Devices / Q000009:adverse effects*; D007501:Iron / Q000378:metabolism*; D008595:Menorrhagia / Q000209:etiology*; D012826:Silicone Elastomers
chemical_list: D012826:Silicone Elastomers; D005293:Ferritins; D007501:Iron