β-Blockers for the prevention of acute exacerbations of chronic obstructive pulmonary disease (βLOCK COPD): a randomised controlled study protocol
Main Authors: | , , , , , , , , |
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Format: | Online |
Language: | English |
Published: |
BMJ Publishing Group
2016
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Online Access: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4908863/ |