KARAGÜN, Zeynep; ÇELIK, Deniz; AYDIN, Mehmet Sinan; GÜNDOĞMUŞ, İbrahim; ŞIPIT, Yusuf Tuğrul. Hidden face of chronic obstructive pulmonary disease: effects of patients’ psychiatric symptoms on caregivers’ burden and quality of life. The European Research Journal, [S. l.], v. 9, n. 5, p. 874–883, 2023. DOI: 10.18621/eurj.1143986. Disponível em: https://eurj.org.tr/article/view/773. Acesso em: 5 apr. 2026.