| Outcome Measures: |
Primary: Fibroblast Growth Factor (FGF) 23 Mean Change From Baseline, Mean change from baseline of FGF23 in subjects treated with Lanthanum Carbonate verse placebo at 60 days, Baseline, 60 days | Secondary: Calcium Mean Change From Baseline, Mean change from baseline Calcium level at 60 days, Baseline, 60 days|Serum Phosphate Mean Change From Baseline, Mean change from baseline serum phosphate at 60 days, Baseline, 60 days|Change From Baseline Serum Parathyroid Hormone, Change from baseline serum parathyroid hormone at 60 days, Baseline, 60 days|1,25 Dihydroxyvitamin D 3 Mean Change From Baseline, Mean change from baseline 1,25 dihydroxyvitamin D 3 at 60 days, Baseline, 60 days|25 Hydroxyvitamin D Mean Change From Baseline, Mean change from baseline 25 hydroxyvitamin D at 60 days, Baseline, 60 days|Serum Alkaline Phosphatase Mean Change From Baseline, Mean change from baseline serum alkaline phosphatase at 60 days, Baseline, 60 days|Serum Osteocalcin Mean Change From Baseline, Mean change from baseline serum osteocalcin at 60 days, Baseline, 60 days|24 Hour Urine Phosphate Mean Change From Baseline, Mean change from baseline 24 hour urine phosphate at 60 days, Baseline, 60 days
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