Hyperparathyroidism

• Unit of Breast and Endocrine Surgery, Surgical Department P, Aarhus University Hospital — Aarhus, Denmark
• Department of Surgery, Lund University Hospital — Lund, Sweden
• Uppsala University Hospital, Dept of surgery — Uppsala, Sweden

Not specified

• National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) — Bethesda, Maryland, United States

Not specified

• Service d'Anesthésiologie, Hôpitaux Universitaires de Genève, Rue Micheli-du-Crest — Geneva, Switzerland

• Univ. of Michigan Hosp, Dept. of Surgery — Ann Arbor, Michigan, United States