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Clinical Trial
. 1967 Sep;182(3):293-305.
doi: 10.1111/j.0954-6820.1967.tb11527.x.

A controlled study of the effect of treatment on chronic bronchitis. An evaluation using pulmonary function tests

E S Petersen, V Esmann, P Honcke, C Munkner
Clinical Trial

A controlled study of the effect of treatment on chronic bronchitis. An evaluation using pulmonary function tests

E S Petersen et al. Acta Med Scand. 1967 Sep.
No abstract available

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