Calcimimetic AgentsReceptors, Calcium-SensingAniline CompoundsNaphthalenesHyperparathyroidism, SecondaryParathyroid GlandsParathyroid HormoneHyperparathyroidismDiethylaminesCalciumHypocalcemiaPhosphorusParathyroidectomyUremiaHypercalcemiaCalcitoninNephrectomyKidney Failure, ChronicCalcitriolPhosphatesRenal DialysisVitamin DRats, Sprague-DawleyDose-Response Relationship, Drug