Solid-cystic (papillary-cystic) tumours within and outside the pancreas in men: report of two patients. - Klöppel,G.; Maurer,R.; Hofmann,E.; Lüthold,K.; Oscarson,J.; Forsby,N.; Ihse,I.; Ljunberg,O.; Heitz,P.U. (Virchows Arch A Pathol Anat Histopathol, 1991)