The largest fresh meat brand names in Spain are analyzed here to study how quality is signaled in agribusiness and how the underlying quality-assurance organizations work. Results show, first, that organizational form varies according to the specialization of the brand name. Publicly-controlled brand names are grounded on market contracting with individual producers, providing stronger incentiv...

introduction: during radiotherapy, high accuracy in the dose delivery is required because there is a strong  relationship between the absorbed dose, local tumor control and particularly the normal tissue damage. in  many institutions, in vivo dosimetry using diodes is performed to check the actual dose delivered. in general,  the uncertainty in the dose delivered should fall within  ± 5% of the...

the aim of this study was to evaluate the utility of a proficiency testing program among limited number of local laboratories as an alternative to the iupac/citac guide on proficiency testing with a limited number of participants, specially where international schemes are not accessible. as a sample scheme we planned to determine aflatoxins (b1, g1, b2, g2, total) in iranian pistachio matrix. a...

OBJECTIVE To characterize a novel method for field-size quality assurance of a variable approximately circular aperture collimator by means of dose-area product measurements and to validate its practical use over two years of clinical application. METHODS   To assess methodical limitations, we analyze measurement errors due to change in linac output, beam tuning, uncertainty in MU delivery, d...

SUMMARY This article will first introduce the reference project " climbing formwork " and the formal model of the construction processes, on which the further research activities are based on. In addition the interface between construction processes and engineering geodesy processes is modeled in detail. A special focus is drawn on the integration of engineering geodesy processes. In the follow...

With the pervasive deployment of software in dependable systems used in everyday life, society is increasingly demanding that software used in critical systems must meet minimum safety, security and reliability standards. Certification is the procedure by which an authorized person or agency assesses and verifies characteristics of a system or product in accordance with established requirements...

The Scientific Council (SC) hereby submits its third Report to the A3ES – the Agency for the Evaluation and Accreditation of Higher Education in Portugal. As in the past, we appreciate both the invitation to discuss the current and future state of affairs regarding quality assurance in Portugal, as well as the willingness of the Agency and its leadership to engage frankly and openly in a compre...

In this paper some of the aspects of implementing measures for quality assurance of e-learning in developing countries are discussed. Also the main problems of establishing quality assurance of e-learning are illustrated. The advantages of adopting international measures of quality assurance in those countries together with several recommendations for the future and our conclusion are then given.