title: Trace elements in human milk: results from a 6 nation survey.
mesh_terms: D015023:Democratic Republic of the Congo; D006166:Guatemala; D006801:Humans; D006814:Hungary; D008895:Milk, Human / Q000032:analysis*; D009549:Nigeria; D010679:Philippines; D013548:Sweden; D014131:Trace Elements / Q000032:analysis*
chemical_list: D014131:Trace Elements