TY - GEN AU - Cholongitas,E AU - Pipili,C AU - Dasenaki,M AU - Goudras,S TI - Are upper gastrointestinal symptoms associated with exacerbations of COPD? SN - 1742-1241 PY - 2008///1231 KW - Aged KW - Cohort Studies KW - Female KW - Gastrointestinal Diseases KW - complications KW - Humans KW - Male KW - Pulmonary Disease, Chronic Obstructive KW - etiology N1 - Publication Type: Letter UR - https://doi.org/10.1111/j.1742-1241.2008.01772.x ER -