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The American Review of Respiratory Disease|September 1, 1975
A comparative study of atropine sulfate and isoproterenol hydrochloride in chronic bronchitisL E Klock, T D Miller, A H Morris, et al.
The American Review of Respiratory Disease|February 1, 1976
The prevalence of farmer's lung in an agricultural populationD Madsen, L E Klock, F J Wenzel, et al.
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