منابع مشابه
Firm Size and Research Productivity in Drug
This research was funded by four pharmaceutical companies and by the Sloan Foundation. Their support is gratefully acknowledged. We would also like to express our appreciation to all of those firms that contributed data to the study, to Bronwyn Hall, Richard Caves and Zvi Griliches, and to seminar participants at Carnegie Mellon, Columbia, MIT, the NBER, Northwestern, Stanford, UBC and UCLA for...
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The depressant action of antidromic volleys of impulses on gustatory nerve signals from the tongues of bullfrogs was studied. Electrical stimulation of the glossopharyngeal nerve at a rate of 100 Hz for 10 s and at supramaximal intensity slightly depressed the integrated glossopharyngeal nerve responses to quinine and to mechanical taps to the tongue . The same antidromic stimuli resulted in a ...
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Drug adulteration is equally important for the history of medicine, pharmacy, the pure sciences such as chemistry and physics, and social history. This is fully appreciated by Stieb whose book, in some measure, forms a companion volume to F. A. Filby's A History of Food Adulteration and Analysis, London, 1934. After a general introduction leading to the year 1820 (Accum's Treatise on Adulterati...
متن کاملCharacteristics of drug demand reduction structures in Britain and Iran.
Administrative structure of drug demand reduction and the way in which involved organizations interact with each other has been neglected by researchers, policy makers, and administrators at the national level and even in international institutions in this field. Studying such structures in different countries can reveal their attributes and features. In this study, key experts from the addicti...
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ژورنال
عنوان ژورنال: Nature
سال: 1976
ISSN: 0028-0836,1476-4687
DOI: 10.1038/261007a0