Supplementation of curcumin and piperine plus standard therapy to prevent exacerbations in patients with Chronic Obstructive Pulmonary Disease (CUPISCO TRIAL: CUrcumin and PIperine Supplementation for COpd). A study protocol. Principles and Practice of Clinical Research, [S. l.], v. 6, n. 4, 2021. DOI: 10.21801/ppcrj.2020.64.4. Disponível em: https://journal.ppcr.org/index.php/ppcrjournal/article/view/129.. Acesso em: 7 may. 2024.