[1] Cleveland Clin Fdn, Dept Gen Surg, Cleveland, OH 44195 USA
[2] Cleveland Clin Fdn, Dept Anat Pathol, Cleveland, OH 44195 USA
[3] Cleveland Clin Fdn, Dept Diabet Endocrinol & Metab, Cleveland, OH 44195 USA
[4] Cleveland Clin Fdn, Dept Endocrine Surg, Cleveland, OH 44195 USA