Results 11 to 20 of about 11,078,495 (360)

Technological Growth and L2 Construct Definition: Will Applied Linguistics Keep Pace with Language Users?

open access: yesStudies in Applied Linguistics & TESOL, 2012
Chapelle (2003) coined the phrase “tunnel of efficiency” to describe what she considers a truncation of vision on the part of applied linguists who have studied technological innovations in L2 assessment.
Ian Blood
doaj   +1 more source

Impact of COVID-19 epidemic on inventory of red blood cells in local and municipal blood stations in China

open access: yesZhongguo shuxue zazhi, 2023
Objective To evaluate and analyze the impact of COVID-19 epidemic on inventory of red blood cells (RBCs)in local and municipal blood stations in China, and to provide reference for the management of public health emergencies.
Weina CHEN   +23 more
doaj   +1 more source

Diagnostic Second Language Assessment in the Classroom

open access: yesStudies in Applied Linguistics & TESOL, 2011
The term diagnosis is familiar, and refers to the identification of disease or disorder in an individual. In the broadest sense, then, diagnostic second language (L2) assessment refers to any L2 assessment practice, whether in the form of a formal ...
Ian Blood
doaj   +1 more source

Quantum Efficiency of Quantum Dot Lasers [PDF]

open access: yes, 2017
The quantum efficiency relates the calculated to the measured external threshold current of a laser. This quantity is often estimated from the length dependence of the external differential efficiency above threshold, assuming the carrier density is ...
Blood, Peter
core   +1 more source

Automated Essay Scoring: A Literature Review

open access: yesWorking Papers in Applied Linguistics and TESOL, 2015
In recent decades, large-scale English language proficiency testing and testing research have seen an increased interest in constructed-response essay-writing items (Aschbacher, 1991; Powers, Burstein, Chodorow, Fowles, & Kukich, 2001; Weigle, 2002). The
Ian Blood
doaj   +1 more source

Characteristics of whole blood donors from 26 blood stations before and after the outbreak of COVID-19:a multicenter study

open access: yesZhongguo shuxue zazhi, 2023
Objective To analyze the basic characteristics of whole blood donors from blood stations before and after the outbreak of COVID-19. Methods After excluding invalid data, data related to the basic characteristics of whole blood donors collected from 26 ...
Peng LI   +24 more
doaj   +1 more source

Imaging Studies in Focal Dystonias: A Systems Level Approach to Studying a Systems Level Disorder [PDF]

open access: yes, 2014
Focal dystonias are dystonias that affect one part of the body, and are sometimes task-specific. Brain imaging and transcranial magnetic stimulation techniques have been valuable in defining the pathophysiology of dystonias in general, and are ...
Blood, Anne J
core   +1 more source

Annual financial expenditure in 24 domestic blood stations: a comparative analysis

open access: yesZhongguo shuxue zazhi, 2022
Objective To study the annual financial expenditure in blood stations with different scales, and to establish the regression equation between blood collection units and total expenditure.
Huixia ZHAO   +23 more
doaj   +1 more source

Avoidable blood transfusions [PDF]

open access: yes, 2019
Si discute l'importanza di una analisi accurata nel definire il fattore di rischio di trasfusioni nella genesi della trombosi profonda delle vene degli arti ...
Sterpetti, Antonio V.
core   +1 more source

Study on platelet components production in 19 provincial blood centers in China before and during the COVID-19 epidemic

open access: yesZhongguo shuxue zazhi, 2023
Objective To study the changes of platelet components(PC), apheresis platelets (AP) and pooled platelet concentrates (PPC) production of 19 provincial blood centers before and during the COVID-19 epidemic. Methods The data related to the collection of AP
Yuan ZHANG   +18 more
doaj   +1 more source

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