TY - JOUR T1 - Differences in survival between two cohorts of COPD patients living in Mexico City: a 20-year cohort comparison JO - Respiratory Research & Clinical Practice A1 - Centeno-Saenz, Gustavo I A1 - Robles-Hernández, Robinson A1 - Ramírez-Venegas, Alejandra A1 - Guinto-Ramirez, Sandra P A1 - Hernández-Zenteno, Rafael A1 - López-Montiel, Francisco A1 - Mora, Abraham Tolentino-de la A1 - Regalado, Justino A1 - Perez-Padilla, Rogelio SN - 3086-3910 UL - 10.36416/1806-3756/e20250271 VL - 52 Y1 - 2026 PB - Brazil ER -