نتایج جستجو برای: the national trend
تعداد نتایج: 16102312 فیلتر نتایج به سال:
Background and Aim: Iran National Polio Laboratory (NPL) is a member of the World Health Organization (WHO) Polio Laboratories Network. NPL receives stool specimens from acute flaccid paralysis (AFP) cases from all the provinces throughout Iran for poliovirus detection and identification. Furthermore, the NPL also detects non-polio enteroviruses (NPEVs) in these specimens. Recently, NPEVs have...
Background: As the third leading cause of death, cancers have a special place in the Iranian health system. Several studies have been done in some regions of the country with few years of follow-ups, but this was the first standardized study to investigate the incidence trends of colorectal cancer in Iran in a one-decade period. Methods: The registered data for colorectal cancer cases...
Background & Objectives: Children are highly vulnerable to TB and childhood tuberculosis is a sign of TB transmission in community. This study aimed to determine the epidemiologic trend of this disease in Iranian children. Method: A Trend Study was conducted to evaluate all Iranian patients aged below 14 who had been diagnosed with pulmonary or extrapulmonary TB from 1992 to 2005. Statistica...
before the start of modern era in iran, opium had a particular importance in daily lives, medicine and, leisure of iranians. this trend even continued up to early years of the twentieth century and iran was a major producer of opium; almost 100 tons annually (karimi;2000). by administrating new tax rules regarding opium production, to determine governmental production and distribution only and ...
Cross Border Mergers and Acquisitions by Indian firms-An Analysis of Pre and Post Merger performance
The corporate sector all over the world is restructuring its operations through different types of consolidation strategies like mergers and acquisitions in order to face challenges posed by the new pattern of globalization, which has led to the greater integration of national and international markets.. The intensity of cross-border operations recorded an unprecedented ...
Executive Overview The seemingly unlimited availability of science and engineering (S&E) talent in emerging economies and the increasing difficulties of finding such talent in advanced economies have given rise to a new trend: the global sourcing of S&E talent. This paper examines the antecedents and dynamics of this trend. In particular, it examines the coevolution of macroeconomic forces, dom...
A comparative study of the corresponding styles of Western and Iranian modern architecture has hardly ever been carried out in detail. This paper aims to sketch out an outline for such an investigation and to present a summary of empirical evidence accompanied by field observations to elaborate the ongoing trend of relationship between architectural styles in Iran and that of the West. This is ...
ba c k g r o und : the aim of this study was to examine the association between dietary intakes of vitamin d and the metabolic syndrome (mets) in tehranian adults, iran. m ethods : in this population-based prospective study, a sample of 2357 subjects, aged 20-74 years, who had completed a validated food frequency questionnaire, were studied. mets was defined according to the modified gu...
Cohort studies can be biased by unmeasured confounding. We propose a hybrid ecologic-epidemiologic design called the trend-in-trend design, which requires a strong time trend in exposure, but is unbiased unless there are unmeasured factors affecting outcome for which there are time trends in prevalence that are correlated with time trends in exposure across strata with different exposure trends...
BACKGROUND A small but growing body of research indicates that progress in reducing child malnutrition is substantially uneven from place to place, even down to the district level within countries. Yet child malnutrition prevalence and trend estimates available for public health planning are mostly available only at the level of global regions and/or at country level. To support carefully targe...
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