@article{mainardi_bidoia_2021,  title={Challenges and emerging perspectives of an international SARS-CoV-2 epidemiological surveillance in wastewater},  volume={93},  ISSN={0001-3765},  url={https://doi.org/10.1590/0001-3765202120210163},  DOI={10.1590/0001-3765202120210163},  journal={Anais da Academia Brasileira de Ciências},  publisher={Academia Brasileira de Ciências},  author={MAINARDI, PEDRO H. and BIDOIA, EDERIO D.},  year={2021},  pages={e20210163} }