Objective: This study aims to develop and create a tool based on factor analysis to assess safety culture in the processing industry. Methods: This study was conducted in the petrochemical industry in 2021. The questionnaires were distributed among 312 employees, supervisors, and managers, and 308 of them were completed. The validity of the questionnaire was assessed by content and construct v...

the aim of this research is to analyze the performance of 8 drought’s index in isfahan, kerman and yazd province and choose the best index. for this purpose, used monthly and yearly rainfall data in the period of 30 years (1985-2014) and also used 8 drought indexes in 20 meteorological stations of central iran which the accuracy of each index in determining drought is examined. also zoning in a...

Introduction: Involvement of the salivary glands in tuberculosis is rare, even in countries where tuberculosis is endemic. It can occur by systemic dissemination from a distant focus or, less commonly, as primary involvement. This article focuses on its myriad clinical presentations that pose a diagnostic challenge to the clinician. We discuss the schema of investigations required to confirm t...

introduction: laryngeal cancer is the second most common cancer involving the respiratory tract, second only to lung cancer. previous studies have shown opium dependency to be a possible risk factor for laryngeal cancer. opium consumption is a major problem in some parts of the world. the aim of this study was to investigate the effect of opium consumption on the pattern of involvement in laryn...

BACKGROUND Adrenaline auto-injectors (AAI) should be provided to individuals considered to be at high risk of anaphylaxis. There is some evidence that the rate of AAI prescription is increasing, but the true extent has not been previously quantified. AIM To estimate the trends in annual GP-issued prescriptions for AAI among UK children between 2000 and 2012. DESIGN AND SETTING Retrospective...

BACKGROUND Anaphylaxis is a medical emergency that requires the intramuscular injection of adrenaline using an adrenaline auto-injector (AAI). This study compared the robustness and performance characteristics of three AAIs available in Europe. METHODS Three AAIs (Jext(®), EpiPen(®), and Anapen(®)) were tested in terms of the force needed to activate the AAIs, exposed needle length, injection...

Dendrimers are highly branched organic macromolecules with successive layers or generations of branch units surrounding a central core [1,4]. These are key molecules in nanotechnology and can be put to good use. In this article, we compute the first geometricarithmetic index of two infinite classes of dendrimers.