IsoflavonesSoybean ProteinsSoybeansSoy FoodsPhytoestrogensEquolGenisteinSoy MilkPuerariaTrifoliumEstrogens, Non-SteroidalPlant PreparationsDietCoumestrolPostmenopauseLignansPlant ExtractsDietary SupplementsVegetable ProteinsBiological AvailabilityPhytotherapyAnticarcinogenic AgentsCross-Over StudiesDouble-Blind MethodPremenopauseFlavonoidsPterocarpansCaseinsChromansOvariectomyChromatography, High Pressure Liquid