منابع مشابه
Emigration flows from North Africa to Europe.
The region of North Africa (NA) represents a striking locality regarding migration with several migration patterns, namely emigration in the form of labour export to Europe and North America and, to a lesser extent, to the Arab Gulf area. The latter has increased enormously in the last decade because of the political instability in most of the NA countries. The aim of the present chapter was to...
متن کاملThe introduction of chlorpromazine to North America.
I thought I should perhaps give some sort of a feel what things were like in the 1950s, just immediately preceding and immediately following the discovery and introduction of the psychotropic drugs. I was working at the Douglas Hospital in Montreal. It was a small hospital not small in the number of patients, we had some 1500 or 1600 but we had very few physicians and very few nurses, one regis...
متن کاملHistorical invasions of the intertidal zone of Atlantic North America associated with distinctive patterns of trade and emigration.
Early invasions of the North American shore occurred mainly via deposition of ballast rock, which effectively transported pieces of the intertidal zone across the Atlantic. From 1773-1861, >880 European ships entered Pictou Harbor, Nova Scotia, as a result of emigration and trade from Europe. The rockweed Fucus serratus (1868) and the snail Littorina littorea ( approximately 1840) were found in...
متن کاملAdmixture in North America
The history of North America has been marked by the encounter of populations from different continents. The discovery of the New World began a period defined by human migrations at a much larger scale than in previous history. This movement of people, voluntary or forced, changed profoundly the human landscape. As populations came into contact, admixture followed in varying degrees depending on...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: BMJ
سال: 1962
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.1.5280.786