@article{junqueira_rocha_sapienza_2021,  title={<sup>68</sup>Ga-PSMA PET/CT: effect of external cooling on salivary gland uptake},  volume={54},  ISSN={0100-3984},  url={https://doi.org/10.1590/0100-3984.2020.0044},  DOI={10.1590/0100-3984.2020.0044},  number={3},  journal={Radiologia Brasileira},  publisher={Publicação do Colégio Brasileiro de Radiologia e Diagnóstico por Imagem},  author={Junqueira, Matheus Zanelatto and Rocha, Nelisa Helena and Sapienza, Marcelo Tatit},  year={2021},  month={May},  pages={171–176} }