Blum, J W Parathyroid hormone responses during spontaneous hypocalcemia and induced hypercalcemia in cows. [electronic resource] - Endocrinology Jul 1974 - 84-92 p. digital Publication Type: Journal Article ISSN: 0013-7227 Standard No.: 10.1210/endo-95-1-84 doi Subjects--Topical Terms: AnimalsCalcium--bloodFemaleHalf-LifeHypercalcemia--bloodHypocalcemia--bloodIodine RadioisotopesLabor, ObstetricMagnesium--bloodParathyroid Hormone--bloodPregnancyRadioimmunoassaySecretory RateSpectrophotometry, Atomic