نتایج جستجو برای: old province sogdiana
تعداد نتایج: 432166 فیلتر نتایج به سال:
The POX: Save the People game was developed to address some of the core concepts included in curricular frameworks for Science Literacy in the USA. This paper documents our design research, design approach, and prototyping process.
BACKGROUND After the 2001-2002 poliomyelitis outbreak due to recombinant vaccine-derived polioviruses (VDPVs) in the Toliara province of Madagascar, another outbreak reoccurred in the same province in 2005. METHODS We conducted epidemiological and virological investigations for each polio case patient and for their contacts. RESULTS From May to August 2005, a total of 5 cases of acute flacc...
BACKGROUND Blood and body fluid exposures place healthcare workers at risk for blood-borne infections. To determine the extent of the problem in Iran, we assessed blood and body fluid exposure in healthcare workers in Fars Province hospitals. METHODS We distributed 2,118 questionnaires using a stratified random sampling method among nurses of these hospitals. We used Chi-square test, Student'...
BACKGROUND There are growing concerns regarding inequities in health, with poverty being an important determinant of health as well as a product of health status. Within the People's Republic of China (P.R. China), disparities in socio-economic position are apparent, with the rural-urban gap of particular concern. Our aim was to compare direct and proxy methods of estimating household wealth in...
BACKGROUND Sleep patterns may change over a person's lifetime; however, the quantity and quality of sleep always depend on individual factors such as age, sex, and psychological and environmental factors. In children, sleep is as important as development. Quantitative sleep problems related to sleep onset and qualitative sleep disorders such as frequent awakenings may lead to insufficient sleep...
BACKGROUND This study aims to (1) describe the dental status using DMFT for the whole dentition and the anterior, premolar and molar regions; (2) determine associations of demographic variables and socio-economic status (SES) with DMFT and tooth replacement; (3) analyze to what extent the goal as proposed by the WHO -'the retention of not less than 20 teeth throughout life' is achieved. METHO...
The Canary Island Seamount Province forms a scattered hotspot track on the Atlantic ocean floor ~1300 km long and ~350 km wide, perpendicular to lithospheric fractures, and parallel to the NW African continental margin. New (40)Ar/(39)Ar datings show that seamount ages vary from 133 Ma to 0.2 Ma in the central archipelago, and from 142 Ma to 91 Ma in the southwest. Combining (40)Ar/(39)Ar ages ...
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