the serum concentrations of 25-hydroxycholecalciferol ( 25 oh d3 ) , 24,25-dihydroxycholecalciferol [ 24,25 ( oh ) -2d3 ] and 1,25-dihydroxycholecalciferol [ 1,25 ( oh ) 2d3 ] were measured in twenty-one patients with untreated hyperthyroidism .
C0006657
25-hydroxycholecalciferol
C2713074
25 oh d3