Who are the women having non-institutional deliveries in Brazil and who attends them? An analysis of 13.7 million births (2018-2022). SciELO Preprints, 2025. DOI: 10.1590/SciELOPreprints.11751. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/11751. Acesso em: 14 maio. 2026.