Phosphorus, DietaryPhosphorusPhosphorus CompoundsCalcium, DietaryEgg ShellPhosphatesDietHyperphosphatemiaParathyroid Hormone6-PhytaseRenal Insufficiency, ChronicDietary FatsCalcitriolUremiaParathyroidectomyCalciumAmmonium ChlorideDietary ProteinsFibroblast Growth FactorsBone and BonesDietary FiberDietary SupplementsAlkaline PhosphataseSwineDietary CarbohydratesKidney Failure, ChronicRenal InsufficiencyNephrectomyRenal DialysisLinear ModelsKidneyDiureticsMineralsPhosphorus Metabolism DisordersDietary Fats, UnsaturatedAnimal FeedCross-Sectional StudiesCholesterol, DietaryNitrogenRisk Factors