ROCHA, Suzy Ramos et al. Evidence for the Cancer Patients’ Pain Management: an Integrative Review. International Archives of Medicine, [S.l.], v. 9, oct. 2016. ISSN 1755-7682. Available at: <http://imed.pub/ojs/index.php/iam/article/view/1897>. Date accessed: 30 sep. 2020. doi: http://dx.doi.org/10.3823/2127.