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Trends in COPD mortality from 1983 to 2018: protocol for a population-based cohort study in Denmark.

Melina Gade SikjaerOle HilbergRikke IbsenAnders Løkke
Published in: BMJ open (2024)
The study is entirely based on registry data and ethical approval is not required according to Danish Law and National Ethics Committee Guidelines. The results will be published in peer-reviewed journals and reported at appropriate national and international conferences.
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