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[Survival in Copd Patients with Long-Term Oxygen Therapy].
García García MDC, Hernández Borge J, García García GM, Márquez Pérez FL. García García MDC, et al. Open Respir Arch. 2021 Jul 28;3(4):100119. doi: 10.1016/j.opresp.2021.100119. eCollection 2021 Oct-Dec. Open Respir Arch. 2021. PMID: 37496844 Free PMC article. Spanish.