References
- Antoniu SA. Effects of inhaled therapies on health-related quality of life in stable chronic obstructive pulmonary disease. Expert Rev. Pharmacoecon. Outcomes Res.10(2), 155–162 (2010).
- Joo MJ, Lee TA, Bartle B, Van de Graaff WB, Weiss KB. Patterns of healthcare utilization by COPD severity: a pilot study. Lung186(5), 307–312 (2008).
- Pickard AS, Yang Y, Lee T. Comparison of health-related quality of life measures in chronic obstructive pulmonary disease. Health Qual. Life Outcomes9(1), 26 (2011).
- Stahl E, Lindberg A, Jansson SA et al. Health-related quality of life is related to COPD disease severity. Health Qual. Life Outcomes3, 56 (2005).
- Rutten-Van Molken MP, Oostenbrink JB, Tashkin DP, Burkhart D, Monz BU. Does quality of life of COPD patients as measured by the generic EuroQol five-dimension questionnaire differentiate between COPD severity stages? Chest130(4), 1117–1128 (2006).
- Jones PW, Brusselle G, Dal Negro RW et al. Health-related quality of life in patients by COPD severity within primary care in Europe. Respir. Med.105(1), 57–66 (2011).
Website
- GOLD: The Global Initiative for Chronic Obstructive Lung Disease www.goldcopd.org