@article{åkerström_stålberg_hellman_2012,  title={Surgical management of pancreatico-duodenal tumors in multiple endocrine neoplasia syndrome type 1},  volume={67},  ISSN={1807-5932},  url={https://doi.org/10.6061/clinics/2012(Sup01)29},  DOI={10.6061/clinics/2012(Sup01)29},  journal={Clinics},  publisher={Faculdade de Medicina / USP},  author={Åkerström, Göran and Stålberg, Peter and Hellman, Per},  year={2012},  pages={173–178} }