Effect of ozonated sunflower oil on dentin hypersensitivity after basic periodontal therapy: a pilot randomized split-mouth clinical trial. SciELO Preprints, 2026. DOI: 10.1590/SciELOPreprints.18910. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/18910. Acesso em: 14 nov. 2026.