Primary hyperparathyroidism in multiple endocrine neoplasia type 1: when to perform surgery?.
Giusti F, F. Tonelli, M.L. Brandi (2012). CLINICS, vol. 67 Suppl 1; p. 141-144, ISSN: 1807-5932 https://www.ncbi.nlm.nih.gov/pubmed/22584719 Free PMC Article