منابع مشابه
Asthma education: the Canadian experience.
As in most Western industrialized nations, death rates from asthma have risen in Canada, particularly in the last decade.1 Although the reasons for this increase are not known with certainty, Canadian data show similarity to data from other nations leading to similar hypotheses and explanations. Mortality figures have risen steeply for those aged 15 to 34 years, an age at which other respirator...
متن کاملCanadian experience in healthy housing
Canada’s efforts in healthy housing are based mainly in various low energy house programs. Since the early 1980s, Natural Resources Canada has launched two major programs to promote the construction of energy efficient or low energy houses (Mayo and Sinha 1996, Sinha 1996). The first one is the R-2000 program that was established in 1982. The performance target for R2000 houses was based on a 5...
متن کاملAvian influenza: the Canadian experience.
Reports of sporadic avian influenza outbreaks involving domestic poultry date back to the 1960s. With the exception of A/turkey/Ontario/7732/1966 (H5N9), which was isolated from a turkey breeding establishment, all viruses characterised prior to 2004 fit the criteria of low pathogenic avian influenza (LPAI). Only in retrospect was A/turkey/Ontario/7732/1966 shown to meet the criteria of a highl...
متن کاملThe Canadian experience with fillers.
The number of commercially available injectable soft tissue fillers has increased dramatically over the past decade. In the United States, a variety of temporary fillers have received Food and Drug Administration (FDA) approval. However, at the present time, there are no permanent soft tissue injectable fillers available. This article will discuss the authors' experience with some of the more p...
متن کاملRiver Impoundment and Sunfish Growth
Impoundment of rivers by dams is widespread and one of the most devastating anthropogenic impacts to freshwater environments. Linking theoretical and applied research on river impoundment requires an improved capacity for predicting how varying degrees of impoundment affects a range of species. Here, growth of 14 North American sunfish species resilient to river impoundment was compared in rive...
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ژورنال
عنوان ژورنال: Canadian Water Resources Journal
سال: 1985
ISSN: 0701-1784,1918-1817
DOI: 10.4296/cwrj1002046