Sansom, B F The effects of 1alpha-OH cholecalciferol on calcium, magnesium and phosphorus metabolism in dairy heifers, and its potential value for the prevention of milk fever. [electronic resource] - Calcified tissue research May 1977 - 397-9 p. digital Publication Type: Journal Article ISSN: 0008-0594 Standard No.: 10.1007/BF02064111 doi Subjects--Topical Terms: AnimalsCalcium--bloodCattleFemaleHydroxycholecalciferols--pharmacologyMagnesium--bloodParturient Paresis--prevention & controlPhosphates--bloodPregnancy