نتایج جستجو برای: mobile phone use

تعداد نتایج: 1930278  

F Ghafaripour J Eslami, M B Shojaei-fard S A R Mortazavi, S M J Mortazavi,

Background: People who use home blood glucose monitors may use their mobile phones in the close vicinity of medical devices. This study is aimed at investigating the effect of the signal strength of 900 MHz GSM mobile phones on the accuracy of home blood glucose monitors.Methods: Sixty non-diabetic volunteer individuals aged 21 - 28 years participated in this study. Blood samples were analyzed ...

Despite the widespread use of mobail phones in Iranian students, psychological and behavioral effects of addiction to it and its consequences have not been investigated yet. The aim of this study was to determine the relationship between cell phone dependency with psychological disorders and academic burnout among nursing and midwifery students. In this study, 169 students were chosen through s...

The study comparatively identified the benefits of mobile telephone to users in selected rural and urban locations in Obio/Akpor local government area of Rivers State, Nigeria. Stratified and simple random sampling techniques were used in selecting 60 rural and 60 urban phone users to have a total sample size of 120 respondents. Structured questionnaire was used to generate data that were analy...

Fatemeh Kholghi Mohammad Atefi Seyed Mohammad Javad Mortazavi

Background: The use of mobile phone by children is increasing drastically. Children are likely to accumulate many years of exposure during their lives. Furthermore, as nervous systems in children are developing, children may be at a greater risk compared to adults. In this light, some scientists have suggested that the use of mobile phones should be restricted in high-risk groups such as childr...

Journal: :مجله علوم اعصاب شفای خاتم 0
babak khodaie shefa neuroscience research center, khatam alanbia hospital, tehran, iran. mahmoud lotfinia a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. shahid beheshti university of medical sciences, tehran, iran. ahmad ali lotfinia shefa neuroscience research center, khatam alanbia hospital, tehran, iran. milad ahmadi a. shefa neuroscience research center, khatam alanbia hospital, tehran, iran. b. faculty of veterinary medicine, islamic azad university, karaj branch, karaj, iran.

reviews in many countries indicate that drivers often talk on mobile (cell) phones. studies have been done on possible effects of concurrent mobile phone use on driving performance. previous studies have found that phone talking could impairs performance on simulated or instrumented driving tasks, using such measures as reaction time, following distance, and situational awareness. most of these...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2013
ahmed m. abdel rahman isam o. fadol

the objective of this study was to assess the influence of some socioeconomic characteristics on purposes for which mobile phone was used by small scale farmers in the gezira state, sudan. the total number of small- scale farmers in the state for 2013-2014 growing season was estimated to be 5000. ten percent of the population was used using the simple random sampling technique. the collected da...

ژورنال: پژوهش های تربیتی 2017
, , rostami, shahla, siyami, masoud,

  This study was carried out to provide a structural model for illustrating the structural relationships between the amount of mobile phone usage and academic engagement with mediating role of attention in students at the University of Birjand. The statistical population of this study included all students studying at Birjand University in the academic year 2015-2016. Sample included 200 stude...

Introduction: With the increase in mobile phone usage in public places, the use of mobile phone jammer has also increased therefore, the aim of this study was to evaluate the effects of mobile phone jammer on the level of anxiety in mice. Methods: Forty male and 40 female naive mice (25-30 g) were randomly divided into four groups (control, 900 MHz, 1800 MHz and 900+1800 MHz exposures). Ani...

Journal: :international journal of agricultural science, research and technology in extension and education systems 2014
agwu n. m. obasi r. o. oteh o. u anuakpado p. a

the place of information in addressing market access and participation limitation, which hinders farmer’s welfare and poverty reduction efforts in many developing countries, cannot be over-emphasized. this study therefore examined the use of mobile phone in the marketing of food crops among farming households in rural south east, nigeria. a multi stage sampling procedures was used in the select...

, Seyed Mohammad Jafar Pourmir Firoozabadi, M. Janahmadi M. Lak Mehri Kaviani Moghadam

Introduction:  The  use  of  mobile  communication  systems  has  dramatically  increased  over  the  past  decade. Although many studies have been performed to determine the effect of radio frequency (RF) but  less attention has been paid to the possible biological impact of exposure to extremely low frequency  (ELF) components.   The objective of this study is two folds. One is to design the ...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید