Vitamin D-Binding ProteinMacrophage-Activating FactorsVitamin DParathyroid HormoneCalcifediolComplement C5aReceptors, CalcitriolParathyroid GlandsVitamin D Deficiency24,25-Dihydroxyvitamin D 3Protein Binding25-Hydroxyvitamin D3 1-alpha-HydroxylaseReceptor, Parathyroid Hormone, Type 1CalcitriolParathyroid NeoplasmsReceptors, Parathyroid HormoneParathyroid Hormone-Related ProteinComplement C3d