نتایج جستجو برای: n the recent years
تعداد نتایج: 16254812 فیلتر نتایج به سال:
Background: Recent evidence shows that the prevalence of substance abuse is 2.1% in Iranians aged 15-64 years, while reported rates are higher in studies that target industrial workplaces. Our study intends to provide a national picture of substance use among industrial workers in Iran. Methods: This survey was designed to collect data through interviews and dipstick urine tests. Using a mu...
results from a total of 319 patients, 78% (n = 249) were female and 22% (n = 70) were male, with the mean age of 83.6 years. seventeen percent of the patients suffered from heart failure, 23% from diabetes, and 19% from renal insufficiency. time to surgery averaged one day postinjury. average operative time skin-to-skin was 50 minutes. seventy-three percent of the patients could mobilize indepe...
chapter one is devotod to collect some notion and background informations, which are needed in the next chapters. it also contains some important statements which will be proved in a more general context later in this thesis. in chapter two, we show that if the marginal factor-group is of order np1...pk,n>1, then we obtain a bound for the order of the verbal subgroup. also a bound for the bear-...
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