DOI: 10.1055/s-00000011

DMW - Deutsche Medizinische Wochenschrift

References

Woodruff PG, Barr RG, Bleecker E. et al.
Clinical Significance of Symptoms in Smokers with Preserved Pulmonary Function.

N Engl J Med 2016;
374 (19) 1811-1821 . doi:10.1056/NEJMoa1505971

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