منابع مشابه
Fifty years of tachycardia.
In 1943 an otherwise healthy girl aged 3 developed measles encephalitis with an accompanying mild left hemiparesis. At this time a persistent tachycardia of 140 beats per minute was noted, and she was referred to Sir John Parkinson at the National Heart Hospital. He made a diagnosis of atrial tachycardia. A trial of digoxin and quinidine proved ineffective, but she remained symptomatically well...
متن کاملFifty years with Aesculapius.
stuffy and irritating smell that greeted a small group of 56 students who met in the anatomy lab classroom to start their medical training — the future class of ’61. Some were nervous about this new venture, some guarded, and others were eager with anticipation. A couple of us who appeared with full beards from a summer’s work in the north of Canada were told to be clean shaven before returning...
متن کاملFifty Years of Synchrotrons
The idea of a pulsed magnet ring, fundamental to the synchrotron, appeared in a proposal by Oliphant [1] in 1943 and was followed by the independent discovery of phase stability by Veksler [2] in 1944 and McMillan [3] in 1945. This opened the door to a demonstration of synchrotron acceleration to 8 MeV by Goward and Barnes [4] in a converted betatron at Woolwich Arsenal, UK. The event, which to...
متن کاملFifty Years of Development
Perspectives on development have changed radically over the past half-century, and indeed over the past decade. New evidence and theoretical approaches have deepened and shifted the debates. We have a much better understanding of the relationships among markets, governance, and institutions. Our techniques of empirical analysis and the availability of data have advanced dramatically; indeed one...
متن کاملFifty Years of Medicine
receive attention when it creates a pattern than when it fills a conscious need, as did the suggestion that nerve fibers be classified not in terms of their anatomical distribution, but in relation to chemical transmission which Dale made to the Physiological Society in 1933 when he introduced the words "cholmergic" and "adrenergic"; words that have since become firmly established in usage. Qui...
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ژورنال
عنوان ژورنال: Annual Review of Anthropology
سال: 1982
ISSN: 0084-6570,1545-4290
DOI: 10.1146/annurev.an.11.100182.000245