نتایج جستجو برای: mobile phone use

تعداد نتایج: 1930278  

2016
Ying Liu Wen Ren Yan Qiu Juanjuan Liu Pei Yin Jingjing Ren

BACKGROUND Mobile phones and mobile phone apps have expanded new forms of health professionals' work. There are many studies on the use of mobile phone apps for different specialists. However, there are no studies on the current use of mobile phone apps among general practitioners (GPs). OBJECTIVE The objective of the study was to investigate the extent to which GPs own smartphones with apps ...

Journal: :Computers in Human Behavior 2016
Li Chen Zheng Yan Wenjie Tang Fuyin Yang Xiaodan Xie Jincai He

This study evaluated the mediating role of interpersonal problems in the link between mobile phone addiction levels and negative emotions among mobile phone addicts and possible-mobile phone addicts respectively. The purpose of this study was to address two gaps in research. First, previous research has revealed that a positive association existed between mobile phone addiction levels and negat...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
رویا کرمی استادیار دانشگاه پیام نور زنجان

change the interests of young people toward communicating in cyberspace, using mobile phone and sms communications is a threat in the some critics’ point of view, which can be an opportunity to learn anytime, anywhere. mobile learning is an approach to targeted nourishing of curious minds of technology generation in the wireless communication world. thus, this study toward establishing the grou...

2009
Paula Vicente Elizabeth Reis Maria Santos

The increase in mobile phone penetration is stimulating a trend towards the use of mobile phones to supplement or even replace traditional telephone surveys. Despite this trend, few studies have systematically compared differences between the two modes. This paper describes a study in which both mobile and fixed phones were used to collect data on a national survey on internet and cultural prac...

Journal: :International journal of oncology 2011
Lennart Hardell Michael Carlberg Kjell Hansson Mild

We studied the association between use of mobile and cordless phones and malignant brain tumours. Pooled analysis was performed of two case-control studies on patients with malignant brain tumours diagnosed during 1997-2003 and matched controls alive at the time of study inclusion and one case-control study on deceased patients and controls diagnosed during the same time period. Cases and contr...

A. R. Mehdizadeh G. Namdari M. Motamedifar, M. Taheri S. M. J. Mortazavi

Background: Pre-exposure to radiofrequency radiations of mobile phones would significantly increase the survival rate of exposed animals compared to those exposed to a lethal dose of gamma radiation alone. Stimulation of the immune system is believed to be a key mechanism for the induction of this phenomenon, the so-called “adaptive response.” The immune system protects organisms against in...

2016
Matthew Chrisman Wong-Ho Chow Carrie R Daniel Xifeng Wu Hua Zhao

BACKGROUND The benefits of physical activity (PA) are well-documented. Mobile phones influence PA by promoting screen-based sedentary time, providing prompts or reminders to be active, aiding in tracking and monitoring PA, or providing entertainment during PA. It is not known how mobile phone use is associated with PA and sitting time in Mexican Americans, and how mobile phone users may differ ...

2017
Pankaj Mangal Shubham Kumar

This handy, pocket-size mobile transmission detector can sense the presence of an activated mobile phone from a distance of one and half meters. So it can be used to prevent the use of mobile phones in examination halls, confidential rooms, etc. There are existing models for the cell phone detectors which works when some transmission occurs from the phone. In this paper, we are proposing a dete...

2016
C. K. Gomathy V. Geetha Yen-Sheng chen L. Nozal A. Blazquez

This paper explores direct phone-to-phone communication between the driver’s phone & the owner’s phone to support mobile sensing applications. Direct communication between driver’s phone & owner’s phone is an important in improving data collection efficiency and sharing participatory sensing information in an inexpensive manner. We design a practical and optimized communication mechanism for di...

Journal: :journal of medical signals and sensors 0
jafar fattahi-asl molood baradaran-ghahfarokhi mojtaba karbalae milad baradaran-ghahfarokhi hamid reza baradaran-ghahfarokhi

ferritin is a macromolecule and is responsible for the long term iron storage function in human serum and plasma. recent studies have highlighted the role of cell phone exposure on central nervous system, immune function and reproduction. the aim of this study was to investigate whether the human serum ferritin level could be interfered by the exposure to the 900 mhz gsm cell phones. fifty huma...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید