The Renal Sensitivity for Endogenous Parathormone in Patients with Primary Hyperparathyroidism, Vitamin D Deficiency and Renal Stones - Velden, P C v d; Fischer, H R A; Schopman, W; van Roon, F; Koorevaar, G; Hackeng, W H L; Silberbusch, J (Hormone and Metabolic Research, 1986)