نتایج جستجو برای: radiation safety measure

تعداد نتایج: 827327  

2010
Dariusz Leszczynski Zhengping Xu

There is ongoing discussion whether the mobile phone radiation causes any health effects. The International Commission on Non-Ionizing Radiation Protection, the International Committee on Electromagnetic Safety and the World Health Organization are assuring that there is no proven health risk and that the present safety limits protect all mobile phone users. However, based on the available scie...

Journal: :Tumori 2012
Yan-jun Zhang Lei Liu Lin Ma Wei Yu Mei Liu Liu-quan Cheng Jie Li Yi-qiong Zheng Jian-dong Wang Qing-long Kong Xi-ru Li

OBJECTIVE To assess the safety, cosmetic effects, and clinical efficacy of breast-conserving surgery combined with intraoperative radiation therapy for the treatment of Chinese patients with breast cancer. METHODS Breast-conserving surgery combined with intraoperative radiation therapy was performed in 64 breast cancer patients. The postoperative short-term efficacy, safety, and cosmetic effe...

2007
Robert Ouvrard

by Robert Ouvrard and Fernando Lopez-Lizana l^evelopments commanding global attention over the past decade have elevated interest in issues of nuclear and radiation safety. In various ways, States today are placing greater emphasis on cooperative projects and services designed to establish or strengthen national capabilities for effective radiological protection. At the international level, the...

Journal: :medical journal of islamic republic of iran 0
jalal arabloo health management and economics research center, iran university of medical sciences & department of health management and economics, school of public health, tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) pejman hamouzadeh department of health management and economics, school of public health, tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) seyedeh maryam mousavinezhad tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) mohammadreza mobinizadeh young researchers and elites club, science and research branch, islamic azad university, tehran, iran.سازمان اصلی تایید شده: دانشگاه آزاد اسلامی علوم و تحقیقات (islamic azad university science and research branch) alireza olyaeemanesh national institute for health research, tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences) morvarid pooyandjoo tehran university of medical sciences, tehran, iran.سازمان اصلی تایید شده: دانشگاه علوم پزشکی تهران (tehran university of medical sciences)

background: image-guided radiotherapy used multiple imaging during the radiation therapy course to improve the precision and accuracy of health care provider's treatment. objectives: this study aims to assess the safety, effectiveness and economic aspects of image-guided radiation therapy for decision-making about this technology in iran. methods: in this study, the most important medical datab...

ژورنال: سنجش و ایمنی پرتو 2020

In this paper we consider a gaseous detector and supposed, because of pass of an ionizing radiation, an electron created inside it. By numerical simulation with monte carlo method and concluding the impacts, scatterings and creation of secondary electrons, we find the trajectory of initial and secondary electrons. Dependence of number of secondary electrons to applied electrical field is invest...

Journal: : 2023

Computed tomography (CT) scan is a fairly accurate and reliable method for diagnosing various diseases, however, based on irradiation of the patient with ionizing radiation, it can lead to an excess risk developing malignant neoplasms. According safety standards International Atomic Energy Agency, no be exposed medical radiation unless he or she has been informed risks associated exposure. This...

Journal: :Eos, Transactions American Geophysical Union 1997

Journal: :Journal of the Meteorological Society of Japan. Ser. II 1983

Journal: :Research Journal of Applied Sciences, Engineering and Technology 2013

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