Cetani F, Pardi E, Ambrogini E, Lemmi M, Borsari S, Cianferotti L, Vignali E, Viacava P, Berti P, Mariotti S, Pinchera A, Marcocci C. Genetic analyses in familial isolated hyperparathyroidism: implication for clinical assessment and surgical management. Clin Endocrinol (Oxf). 2006 Feb; 64(2):146-52.