title: Choline content of mothers' milk in Ecuador and Boston.
mesh_terms: D001900:Boston; D002794:Choline / Q000032:analysis*; D002796:Choline Deficiency / Q000378:metabolism; D004484:Ecuador; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D008895:Milk, Human / Q000032:analysis*
chemical_list: D002794:Choline