TY - GEN AU - Donaldson,Gavin C AU - Goldring,James J AU - Wedzicha,Jadwiga A TI - Influence of season on exacerbation characteristics in patients with COPD SN - 1931-3543 PY - 2012///0403 KW - Aged KW - Female KW - Follow-Up Studies KW - Forced Expiratory Volume KW - Humans KW - Incidence KW - London KW - epidemiology KW - Male KW - Prognosis KW - Pulmonary Disease, Chronic Obstructive KW - Recurrence KW - Respiratory Function Tests KW - Retrospective Studies KW - Risk Factors KW - Seasons KW - Smoking KW - adverse effects N1 - Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't UR - https://doi.org/10.1378/chest.11-0281 ER -