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Respiratory symptoms and peripheral airways disease in a cross-sectional study on a random population sample
Olofson, J. Y., Houltz, B., Nilsson Tengelin, M., Bake, B.Volume:
2
Language:
english
Journal:
BMJ Open
DOI:
10.1136/bmjopen-2012-001488
Date:
November, 2012
File:
PDF, 161 KB
english, 2012