Discrimination of Productive and Non-Productive Cough by Sound Analysis.
نویسندگان
چکیده
منابع مشابه
Intralobar Pulmonary Sequestration Presenting as Chronic Non-productive Cough.
We report a case of a 60-year-old female who was known to have intralobar pulmonary sequestration and her only symptom was chronic cough. She had no history of infections and surgical resection led to complete resolution of her chronic cough.
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A large literature explores the importance of entrepreneurship as the catalyst of economic progress. In contrast, this paper argues that entrepreneurs are the driver of economic stagnation. We analyze the non-productive entrepreneurial process and discuss three channels through which non-productive activities have a multiplier effect culminating in economic decline and stagnation. Drawing on ex...
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ژورنال
عنوان ژورنال: Internal Medicine
سال: 1998
ISSN: 0918-2918,1349-7235
DOI: 10.2169/internalmedicine.37.732