The use of coffee powder as haemostatic agent in tonsillectomy-A pilot study. International Journal of Multidisciplinary and Current Research, [S. l.], v. 6, n. 6, p. 1312–1314, 2018. DOI: 10.14741/ijmcr/v.6.6.3. Disponível em: https://ijmcr.com/index.php/ijmcr/article/view/06.06.03. Acesso em: 26 aug. 2026.