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This paper attempts to summarize those aspects of noise related to health. In a field in which technology is advancing rapidly and where research into noise-induced bioeffects is unable to keep pace with these advances, no attempt has been made…

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Background: Nicotine is one of the strongest poisons. Every year about 75 thousand of Iranians die due to smoking. Since doctors and nurses have a major role in controlling smoking, this study tried to investigate the prevalence of cigarette smoking…

This article aggregates empirical evidence of the main barriers to and facilitators of the implementation of different strategies at organizations in Brazil. It is a theoretical study that uses as its starting point those studies that regard strategy as a…

The United Nations General Assembly declared the year 2004 the International Year of Rice under the concept "Rice is Life". The largest nutritional problems occurring globally are protein-energy malnutrition, Ca, Fe, I, Zn and vitamin A deficiencies. Being rice the…

According as the international definition of Flexible Scope, a laboratory must demonstrate face with the accreditation body that it has the knowledge, experience and competence to work within the full range of its flexible scope, as well as possessing suitable…

Mycotoxins attract worldwide attention because of the significant economic losses associated with their impact on human health, animal production and both domestic and international trade. Those mycotoxins that are currently considered to be worldwide  importance are aflatoxins, trichothecenes, zearalenone, fumonisins,…

Mycotoxins have been defined as "fungal metabolites which, when ingested, inhaled or absorbed through the skin, cause lowered performance, sickness or death in man or animals, including birds"( Pitt, 1996). The ability of some mycotoxins to compromise the immune system…