Since the introduction of a serological test for syphilis by Wassermann, Neisser, and Bruck (1906), an immense amount of work has been carried out to improve tests for the detection of " reagin" in the sera of patients with syphilis. The relationship of reagin to the T. pallidum is still not settled with certainty and, although tests for the detection of this substance have reached a high degre...

The current study investigates the influence of L2 proficiency on cognitive control among three matched groups of unbalanced Chinese-English bilinguals. Flanker task was administered to measure conflict monitoring and inhibition, and Wisconsin Card Sorting Test (WCST) to measure mental set shifting. ANOVA analyses of the Flanker results showed no differences in inhibition across all groups and ...

According to the ionizing radiation safety regulation approved by the ROC Atomic Energy Council (AEC), personnel dosimeter processors shall be accredited by the Chinese National Laboratory Accreditation (CNLA) program before offering dosimeter services and shall be accredited every two years (now has been rescheduled to be every three years since 1996). The aim of this program is to secure qual...

This study aimed at investigating the effects of English as foreign language proficiency onlexical attrition of Iranian learners in Nouroz holidays. For this purpose, 90 students studiedEnglish translation at Qazvin Azad University were selected. They were sophomore and wereaccessible for the present study. After administering a proficiency test (OPT), 60 students wereselected according to the ...

BACKGROUND In China, various assays for human papillomavirus (HPV) genotyping are currently used for cervical cancer screening. However, a proficiency test system is not available for standardizing and evaluating assay performance. The aim of this study was to evaluate the performance of clinical laboratories for their ability to discriminate 9 HPV types with the proficiency panel. METHODS Th...

Objective pronunciation assessment plays a very important role in the Mandarin Proficiency Test. But it still has a long way to go before it reaches the level of success. In this paper, the novel Mandarin objective pronunciation assessment pronunciation of is proposed. The standard of Mandarin pronunciation is divided into six levels. The mandarin pronunciation is divided into consonant, vowel ...

The aim of this study was to analyze the performance of Spanish-English bilinguals on the Golden Stroop Test. The effects of bilingualism, participants' age, age of acquisition of the second language, and proficiency in each language were analyzed. Participants consisted of 71 Spanish-English bilinguals, 40 English monolinguals, and 11 Spanish monolinguals from South Florida. Proficiency in Spa...

An overview of general strategy, standard procedures, and critical points, which may be found during carrying out an OPCW Proficiency Test concerning detection and identification of scheduled compounds relevant to Chemical Weapon Convention, has been presented. The observations have been illustrated following the case of the Eight OPCW Designated Laboratories Proficiency Test, which was perform...

It has been reported in previous work that students’ online tutoring data collected from intelligent tutoring systems can be used to build models to predict actual state test scores. In this paper, we replicated a previous study to model students’ math proficiency by taking into consideration students’ response data during the tutoring session and their help-seeking behavior. To extend our prev...

It has been reported in previous work that students’ online tutoring data collected from intelligent tutoring systems can be used to build models to predict actual state test scores. In this paper, we replicated a previous study to model students’ math proficiency by taking into consideration students’ response data during the tutoring session and their help-seeking behavior. To extend our prev...