Kheira Ameur

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A tangle is a pair (B,A) where A is a set of properly embedded arcs in a 3-ball B. A tangle will have four end points throughout the article, unless otherwise specified. A tangle T is embedded in a link (or a knot) L if there is an embedded ball B in 3-space such that T is equivalent to the pair (B,B ∩ L). All maps are assumed to be smooth. Tangles are(More)
A comparative study of the diagnosis of intracardiac left-to-right shunts by isotope radiography on the one hand and oxymetry, abnormal catheter trajectory and angiocardiography on the other, was performed on a series of 110 patients, comprising 12 normals, 46 valvulopathies or cardiomyopathies without shunts, 23 ASDs, 22 VSDs, and 7 other shunts.(More)
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