Sisti , G., A. M. Buccoliero, L. Novelli, M. Sansovini, S. Severi, A. Pieralli, L. Livi, and M. Fambrini. “A Case of Metachronous Double Primary Neuroendocrine Cancer in pancreas/Ileum and Uterine Cervix”. Upsala Journal of Medical Sciences, vol. 117, no. 4, Sept. 2012, doi:10.3109/03009734.2012.707254.