نتایج جستجو برای: over 1989

تعداد نتایج: 1168493  

2017
George Wells Beadle

George Wells Beadle [3] studied corn, fruit flies, and funguses in the US during the twentieth century. These studies helped Beadle earn the 1958 Nobel Prize in Physiology or Medicine [4]. Beadle shared the prize with Edward Tatum for their discovery that genes [5] help regulate chemical processes in and between cells. This finding, initially termed the one gene-one enzyme hypothesis, helped sc...

Journal: :Secuencia 1990

1998
Patrick Grady Kathleen Macmillan

One of the most striking economic trends over the past two decades has been the widening gap between interprovincial and international trade (Chart 1). Between 1981 and 1989, interprovincial exports in nominal terms failed to keep pace with GDP, dropping steadily from 27 per cent of GDP to 22.2 per cent. At the same time, international exports declined, but more gradually, slipping from 28.2 pe...

2001

The U.S. Geological Survey (USGS) began an extensive groundand surfacewater quality study in July 1989 to define the baseline water quality within a southeastern Florida drainage district and to develop a data base for future waterresource planning and management. Results were published in a USGS report (Litzetz 1996), comparing groundand surface-water quality data (1989-94) to the Florida Depa...

2005
Thomas Schneider

By now it has become a truism that machine translation is no more (and no less) than a powerful tool for human translators. It is acknowledged that MT will not replace qualified translators but that it is indispensable in the face of the enormous quantities of texts that need to be translated. Furthermore, it is understood that MT systems cannot, and are not intended to, translate literary text...

Journal: :Publications 2016
Stephen K. Donovan

Despite changes in technology that have improved both production and the final product, small local journals still have a low profile and struggle to obtain adequate copy, in terms of both quality and quantity. My experiences as editor of two small journals in Jamaica in the 1990s provided similar problems to those that are encountered by many editors today. Endeavour to persevere, but, if you ...

Journal: :Demography 1998
M G Merli

Little is known about past and present mortality in Vietnam, as the first official data on mortality have only recently become available from censuses taken in 1979 and 1989. Using these data, I estimate Vietnamese mortality during the intercensal period using two techniques that rely on age-specific growth rates from two successive age distributions. Intercensal emigration and differential com...

Journal: :Medical History 1990
Lawrence I. Conrad

On 1 December 1989 Professor Michael W. Dols died in the United States after a long and difficult illness. With his passing, medical history lost one ofits foremost Arabist representatives. A native of Baltimore, Michael Dols received his BA in History from Trinity College (Hartford) in 1964 and an MA from the University of North Carolina in 1967. Drawn to the study ofthe Middle East at a time ...

Journal: :Clinical Orthopaedics and Related Research 1990
David J. Biau Richard A. Brand

This biographical sketch of R. Merle d’Aubigné corresponds to the historic text, The Classic: Functional Results of Hip Arthroplasty with Acrylic Prosthesis, available at DOI 10.1007/s11999-008-0572-1. Robert Merle d’Aubigné was born in 1900 in Neuilly, from a Huguenot family [9]. He had a classical education at the Lycée Pasteur [5] and at age 17 wanted to enlist in the tank corps, but with tw...

Journal: :Journal of the Royal Army Medical Corps 1991
L H Lodge

An anonymous, self administered health questionnaire survey of the habits and attitudes of servicemen in the 3 Services was conducted. The overall response rate was 75%. This paper reports the results of questions on smoking. The Army had the greatest percentage of smokers, smoked most heavily and had the worst attitude to smoking of the 3 Services. The RAF had the best results in these fields....

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