Ricardo Toko

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OBJECTIVE To report on changes in the incidence of congenital malformations in a context of an ongoing civil conflict. DESIGN Retrospective study. SETTING Centre Médical Evangélique (CME) of Nyankunde, a 250 bed referral hospital, in the North Eastern Democratic Republic of Congo (DRC) during the period 1993 to 2001. SUBJECTS A total of 8824 babies(More)
Despite high seroprevalence rates in some parts of Africa, there is notable variation in prevalence between population subgroups. To document changes and trends in HIV seroprevalence in northeastern Zaire, 1989 to 1992 blood donor data were reviewed. Overall, 2453 donors were tested with seropositivity varying from 2.8% in 1989 to 6.9% in 1992. The increase(More)
BACKGROUND The 22q11.2 deletion syndrome is amongst the most common microdeletion syndrome in humans. Its prevalence remains unknown in sub-Saharan Africa, and its clinical features are under-reported for people of African descent. OBJECTIVE We have investigated the prevalence of the 22q11.2 deletion syndrome in patients with congenital heart defects in(More)
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