objective: evaluation of the effect of propolis as a bioactive material on quality of dentin and presence of dental pulp stem cells. materials and methods: for conducting this experimental split-mouth study,a total of 48 maxillary and mandibular incisors of male guinea pigs were randomly divided into an experimental propolis group and a control calcium hydroxide group. cutting the crowns and us...

The aim of this study was to investigate interexaminer and intraexaminer agreement in the replacement decision for Class I amalgam restorations. Three examiners evaluated the restorations clinically and with bitewing radiographs. One hundred and twelve restorations were evaluated for secondary caries, body fracture, deficient anatomic form (contour), ditched margins, and marginal overhangs. Aft...

The goal of language programs is to utilize language for effective communication. Due to the needs, interests, and motivations of language learners, they may show individual differences in their lan- guage learning. Materials used in language programs can be instructional, experiential, elucidative, or exploratory in that they can inform learners about the language, provide experience of the la...

—Due to the increasing demand of applicationspecific and/or multi-functional materials, it is necessary to integrate material design and product design. To support such design integration, this paper proposes a methodology to establish the relationships of both material design variables and product design variables. These variables include the required system performances and/or other evaluatio...

we encountered a 55-year-old man, who presented with an orifice in the suprapubic region, through which fecal material was discharged. on physical examination, the patient was unstable. after resuscitation, thorough evaluation, and laboratory and imaging investigations, he underwent an exploratory laparotomy. the ileum was entrapped at the deep inguinal ring, and there was some pus in the pelvi...

Reliability evaluation is the basis of the supply chain. Although after 9.11 reliability of supply chain turns to be the focus of the enterprises and the government, little research has been conducted through out the globe. In nature, the supply chain is the integration of material, capital, and information flows. Therefore the evaluation of the supply chain reliability should be considered bas...

To make the evaluation exercise valuable and useful it is important to prepare the evaluation material according to a rigorous methodology. This includes having clear criteria for choosing the words, being aware of the consequences on the evaluation of the dictionary and corpus choice. Also, because sense disambiguation is a difficult task even for human beings, it is important to provide compa...