@article{marmitt_machado_cesar_2025,  title={Trends in preterm birth: results from five population-based surveys in the extreme south of Brazil},  volume={30},  ISSN={1413-8123},  url={https://doi.org/10.1590/1413-81232025303.10112023},  DOI={10.1590/1413-81232025303.10112023},  number={3},  journal={Ciência & Saúde Coletiva},  publisher={ABRASCO - Associação Brasileira de Saúde Coletiva},  author={Marmitt, Luana Patrícia and Machado, Adriana Kramer Fiala and Cesar, Juraci Almeida},  year={2025},  month={Mar},  pages={e10112023} }