Evaluation of the effectiveness of an aromatherapy treatment with lavender essential oil to reduce post-operative nausea and vomiting: study protocol of a randomised controlled trial. Working Paper of Public Health, [S. l.], v. 11, n. 1, 2023. DOI: 10.4081/wpph.2023.9690. Disponível em: https://journals.pagepress.org/wpph/article/view/9690. Acesso em: 22 jul. 2025.