1. Scholz, D.A., Purnell, D.C.: Asymptomatic primary hyperparathyroidism: 10-year prospective study. Mayo Clin. Proc.56:473, 1981
2. Purnell, D.C., Scholz, D.A., Smith, L.H., Sizemore, G.W., Black, B.M., Goldsmith, R.S., Arnaud, C.D.: Treatment of primary hyperparathyroidism. Am. J. Med.56:800, 1974
3. Satava, R.M., Beahrs, O.H., Scholz, D.A.: Success rate of cervical exploration for hyperparathyroidism. Arch. Surg.110:625, 1975
4. Martin, J.K., van Heerden, J.A., Edis, A.J.: Persistent postoperative hyperparathyroidism. Surg. Gynecol. Obstet.151:764, 1980
5. Thompson, N.W.: Discussion in Edis, A.J., et al., Results of reoperation for hyperparathyroidism, with evaluation of preoperative localization studies. Surgery84:384, 1978