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Bhatta, L., Leivseth, L., Mai, X. - M., Chen, Y., Henriksen, A. H., Langhammer, A., et al. (2018). Prevalence and trend of COPD from 1995-1997 to 2006-2008: The HUNT study, Norway. Respir Med, 138, 50–56.
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Henriksen, A. H., Langhammer, A., Steinshamn, S., Mai, X. - M., & Brumpton, B. M. (2017). The Prevalence and Symptom Profile of Asthma-COPD Overlap: The HUNT Study. Copd, , 1–9.
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Henriksen, A. H., Langhammer, A., Steinshamn, S., Mai, X. - M., & Brumpton, B. M. (2018). The Prevalence and Symptom Profile of Asthma-COPD Overlap: The HUNT Study. Copd, 15(1), 27–35.
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Larose, T. L., Brumpton, B. M., Langhammer, A., Camargo, C. A. J., Chen, Y., Romundstad, P., et al. (2015). Serum 25-hydroxyvitamin D level, smoking and lung function in adults: the HUNT Study. The European respiratory journal, 46(2), 355–363.
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Leivseth L, B. B. M., Nilsen TI, Mai XM, Johnsen R, Langhammer A. (2013). GOLD classifications and mortality in chronic obstructive pulmonary disease: the HUNT Study, Norway. Thorax, 68(10).
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