Results 11 to 20 of about 14,969,709 (401)

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: yesWorking Papers in Applied Linguistics and TESOL, 2015
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

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

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

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

Study on the age composition of blood donors in some areas of China

open access: yesZhongguo shuxue zazhi, 2022
Objective To explore the recruitment and retention strategy of blood donors by investigating the age composition of blood donors in some areas of China, so as to promote blood donation and enhance clinical blood supply.
Yuxiang CHEN   +22 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

In humans, striato-pallido-thalamic projections are largely segregated by their origin in either the striosome-like or matrix-like compartments

open access: yesFrontiers in Neuroscience, 2023
Cortico-striato-thalamo-cortical (CSTC) loops are fundamental organizing units in mammalian brains. CSTCs process limbic, associative, and sensorimotor information in largely separated but interacting networks.
Adrian T. Funk   +12 more
doaj   +1 more source

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