1. Department of Endocrinology, University Hospital of Nancy, Nancy, France.
2. Department of Endocrine Surgery, University Hospital of Nancy, Nancy, France.
3. Department of Laboratory of Biochemistry, University Hospital of Nancy, Nancy, France.
4. Department of Laboratory of Pathology, University Hospital of Nancy, Nancy, France.
5. Department of Hormonology, University Hospital Strasbourg, Strasbourg, France.
6. Laboratory of Experimental Surgery, Medical School of Nancy, Nancy, France.
7. Department of Surgery, Division of General Surgery, and Cancer Center, University of California San Francisco, Mount Zion Medical Center, and Surgical Services, Veterans Affairs Hospital, San Francisco, California.