نتایج جستجو برای: high income countries
تعداد نتایج: 2321554 فیلتر نتایج به سال:
The study aimed to describe worldwide levels and trends of tobacco control policy by comparing low and middle income countries with other income categories from 2007 to 2014 and to analyze the corresponding relation to recent changes in smoking prevalence. Policy measure data representing years 2007 to 2014 were collected from all available World Health Organization (WHO) reports on the global ...
abstract nowadays, industries cannot play a crucial role in national and international competitions. the tourism industry is no exception. tourism industry development as the most important economic sector and income generation is one of the key challenges of economic development in the world. therefore, countries were successful that take advantage of the capabilities of tourism sector using ...
OBJECTIVES To calculate cigarette affordability for a number of countries using different techniques and data, to investigate trends since 1990 and to assess the appropriateness of different measures of affordability. DESIGN Two existing measures were specified. Relative income price (RIP) uses per capita gross domestic product (GDP) as the measure of income, while "minutes of labour" is base...
BACKGROUND Industry-sponsored clinical trials, in the past performed almost exclusively in more developed countries, now often recruit participants globally. However, recruitment from outside high-income countries may not represent the ultimate target population for the intervention. Clinical trial registries provide an opportunity to quantify and examine the type of clinical research performed...
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