What explain subjective health status in patients with chronic obstructive pulmonary disease: importance of symptoms in subjective health status of COPD patients

Bentsen, S. B., Henriksen, A. H., Hanestad, B. R., Wentzel-Larsen, T., & Wahl, A. K. (2008). What explain subjective health status in patients with chronic obstructive pulmonary disease: importance of symptoms in subjective health status of COPD patients. Health and Quality of Life Outcomes(6).