in 29 patients with fractures of the femoral neck ( group a ) and 22 patients operated on for osteoarthritis of the hip ( group ) b ) , plasma levels of 25-hydroxycholecalciferol ( 25-oh-d3 ) were compared with the results of histological bone tests .
C0006657
25-hydroxycholecalciferol
C2713074
25-oh-d3