Insulin receptor activation by IGF-II in breast cancers: evidence for a new autocrine/paracrine mechanism. - Sciacca,L.; Costantino,A.; Pandini,G.; Mineo,R.; Frasca,F.; Scalia,P.; Sbraccia,P.; Goldfine,ID.; Vigneri,R.; Belfiore,A. (Oncogene, 1999)