Comorbidities and Burden of COPD: A Population Based Case-Control Study

• Florent Baty,

  Affiliation Division of Pulmonary Medicine, Cantonal Hospital, St. Gallen, Switzerland

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• Paul Martin Putora,

  Affiliation Department of Radiation Oncology, Cantonal Hospital, St. Gallen, Switzerland

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• Bruno Isenring,

  Affiliation Clinic of Pulmonary Medicine, University Hospital Zurich, Zurich, Switzerland

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• Torsten Blum,

  Affiliation Department of Pulmonary Medicine, Lung Clinic Heckeshorn, Berlin, Germany

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• Martin Brutsche

  * E-mail: martin.brutsche@kssg.ch

  Affiliation Division of Pulmonary Medicine, Cantonal Hospital, St. Gallen, Switzerland

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