نتایج جستجو برای: radiation protection principles

تعداد نتایج: 550421  

Journal: :international journal of pediatrics 0
vahid karami department of medical physics, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran. mansour zabihzadeh department of medical physics, school of medicine, student research committee, ahvaz jundishapur university of medical sciences, ahvaz, iran and department of clinical oncology, golestan hospital, ahvaz jundishapur university of medical sciences, ahvaz, iran nasim shams department of oral and maxillofacial radiology, school of dentistry, ahvaz jundishapur university of medical sciences, ahvaz, iran saman sarikhani department of radiology, school of medicine, ahvaz jundishapur university of medical sciences, ahvaz, iran.

background: gonad shielding has been recommended during pelvic x-rays since the 1950s. the popular method of gonad shielding is placement a lead shield in the midline of the pelvis. the aim of this study was to evaluate the prevalence and utility of gonad shielding in pediatrics undergoing pelvic x-rays.materials and methodsfollowing study approval, we retrospectively retrieved data from the di...

Journal: :Annals of Nuclear Energy 1989

2016
Jonathan L. Portelli Jonathan P. McNulty Paul Bezzina Louise Rainford

OBJECTIVES The objectives are to investigate radiology practitioners' and radiographers' radiation dose awareness and use of referral guidelines for paediatric imaging examinations. METHODS A prospective cross-sectional survey was conducted amongst radiology practitioners and radiographers working at a primary paediatric referral centre in Malta. Part of the survey asked participants to indic...

Journal: :Historia, ciencias, saude--Manguinhos 2013
Alfredo Menéndez-Navarro Luis Sánchez Vázquez

In debates about nuclear controversy, the issue of occupational safety in radioactive facilities is rarely foregrounded; it has historically been relegated to second place compared to the attention given to potential harm to the general population. Aiming for, at least, partially filling this historiographical gap, this article deals with the development of occupational radiological protection ...

Journal: :Annals of the ICRP 1986

Follow up what we will offer in this article about radiation protection of workers in mines. You know really that this book is coming as the best seller book today. So, when you are really a good reader or you're fans of the author, it does will be funny if you don't have this book. It means that you have to get this book. For you who are starting to learn about something new and feel curious a...

Journal: :Environmental Health Perspectives 2001
C de Brouwer R Lagasse

Radioprotection norms have been based on risk models that have evolved over time. These models show relationships between exposure and observed effects. There is a high level of uncertainty regarding lower doses. Recommendations have been based on the conservative hypothesis of a linear relationship without threshold value. This relationship is still debated, and the diverse observations do not...

Journal: :journal of occupational health and epidemiology 0
j vatani hamedan h ghasemzadeh shahroud m raei tehran

background : farmers and welders who work in open spaces and are exposed to direct sunlight are often exposed to sunlight radiation o n the neck and head . thus, they may be afflicted with various types of skin cancer . the aim of the present study was to investigate the amount of uv exposure in welders working in shahrud city , iran .   materials and method s : this cross-sectional , descripti...

2016
Alberto Del Guerra

s from the 1 European Congress of Medical Physics September 1–4, 2016 Eugenides Foundation, Athens, Greece

Journal: :Journal of radiological protection : official journal of the Society for Radiological Protection 2014
P Cole R Hallard J Broughton R Coates J Croft K Davies I Devine C Lewis P Marsden A Marsh R McGeary P Riley A Rogers H Rycraft A Shaw

In the UK, as elsewhere, there is potential to improve how radiological challenges are addressed through improvement in, or development of, a strong radiation protection (RP) safety culture. In preliminary work in the UK, two areas have been identified as having a strong influence on UK society: the healthcare and nuclear industry sectors. Each has specific challenges, but with many overlapping...

نمودار تعداد نتایج جستجو در هر سال

با کلیک روی نمودار نتایج را به سال انتشار فیلتر کنید