Effects of dignity therapy on dignity and spiritual well-being in people with advanced cancer: study protocol for a randomized controlled trial. - Velasco Yanez RJ; Carvalho Fernandes A; Tomé Bandeira de Sousa MV; Franco de Sá Nascimento Abreu C; Costa Aquino de Alcantara R; Baltazar Guimarães ME; da Cunha MT; Leite de Figueiredo Magalhães L; Facundo de Brito AC; Nocrato Gomes MB; Campos Arriaga de Medeiros N; Moura Barbosa Castro RC; et al. (BMC psychology, 2025)