Short-term efficacy of a fixed association of Palmitoylethanolamide and other phytochemicals as add-on therapy in the management of chronic pain in elderly patients: a real-world retrospective study. Geriatric Care, [S. l.], v. 4, n. 1, 2018. DOI: 10.4081/gc.2018.7177. Disponível em: https://www.pagepressjournals.org/gc/article/view/7177. Acesso em: 17 apr. 2026.