@article{gouveia_rodrigues_barros_ribeiro_albuquerque_costa_carvalheiro_2012,  title={Persistent primary hyperparathyroidism: an uncommon location for an ectopic gland - Case report and review},  volume={56},  ISSN={0004-2730},  url={https://doi.org/10.1590/S0004-27302012000600009},  DOI={10.1590/S0004-27302012000600009},  number={6},  journal={Arquivos Brasileiros de Endocrinologia & Metabologia},  publisher={Sociedade Brasileira de Endocrinologia e Metabologia},  author={Gouveia, Sofia and Rodrigues, Dírcea and Barros, Luísa and Ribeiro, Cristina and Albuquerque, Anabela and Costa, Gracinda and Carvalheiro, Manuela},  year={2012},  month={Aug},  pages={393–403} }