title: Understanding pica in pregnant women.
mesh_terms: D003469:Culture; D005260:Female; D006266:Health Education; D006801:Humans; D007501:Iron / Q000378:metabolism; D000090463:Iron Deficiencies; D010842:Pica / Q000209:etiology; D011247:Pregnancy; D011248:Pregnancy Complications
chemical_list: D007501:Iron