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This is a listing of recipients [1] of the Boy Scouts of America Order of the Arrow's Distinguished Service Award (DSA). See Honors and awards of the Order of the Arrow for a description of the DSA. [2]
Donor-specific antibodies (DSA) are a concept in transplantation medicine and describe the presence of antibodies specific to the Donor's HLA-Molecules. These antibodies can cause antibody-mediated rejection and are therefore considered a contraindication against transplantation in most cases. [ 1 ]
Digital subtraction angiography (DSA) is a fluoroscopy technique used in interventional radiology to clearly visualize blood vessels in a bony or dense soft tissue environment. Images are produced using contrast medium by subtracting a "pre-contrast image" or mask from subsequent images, once the contrast medium has been introduced into a ...
A domain-specific architecture (DSA) is a programmable computer architecture specifically tailored to operate very efficiently within the confines of a given application domain. The term is often used in contrast to general-purpose architectures, such as CPUs , that are designed to operate on any computer program .
DSA is a variant of the Schnorr and ElGamal signature schemes. [1]: 486 The National Institute of Standards and Technology (NIST) proposed DSA for use in their Digital Signature Standard (DSS) in 1991, and adopted it as FIPS 186 in 1994. [2] Five revisions to the initial specification have been released.
The Digital Services Act [1] (DSA) is an EU regulation adopted in 2022 that addresses illegal content, transparent advertising and disinformation. It updates the Electronic Commerce Directive 2000 in EU law , [ 2 ] [ 3 ] and was proposed alongside the Digital Markets Act (DMA).
Older adults with calcium and magnesium deficiencies also had poorer cognitive performance compared to peers with adequate micronutrient levels, a recent study has found.
The viva voce is a component of music diploma examinations administered by ABRSM, Trinity College of Music and London College of Music. Candidates are posed a series of questions by the examiner about their chosen pieces, the composer and musical era. Depending on exam board, candidates may also be required to do a short writeup on their pieces.