Sebastian Codrin Ditu

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HIV antibody prevalence was studied in 1274 patients, including 150 children, hospitalized in phthisiology services. The sixteen EIA positive samples were confirmed by the Western blot test (1.25%). The other seventeen EIA positive samples gave undetermined results in W.B. In children, antibody incidence was 7.33% versus 0.45% only in adults: this ratio(More)
A hash iteration technique takes as input a hash compression function which works on fixed length binary strings and outputs a hash function which works on arbitrary length binary strings. In this paper we introduce token-free bounded delay codes and then use them to define a hash iteration technique. The newly created schema, when applied to a hash(More)
In HIV-infected children impairment of B lymphocytes appears to precede the T cell deficiency, elevated but dysfunctional immunoglobulins being a hallmark of pediatric infection. Electrophoretic and immunochemical data obtained with samples from 91 cases of AIDS in children aged 7-36 months in P2 clinical stage are reported. In 21 children successive(More)
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