Christo Marais

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Varicella-zoster virus causes chickenpox (CP) and after reactivation herpes zoster (HZ). Vaccines are available against both diseases warranting an assessment of the pre-vaccination burden of disease. We collected data from relevant Belgian databases and performed five surveys of CP and HZ patients. The rates at which a general practitioner is visited at(More)
OBJECTIVES To identify key determinants explaining country-year variations in antibiotic use and resistance. METHODS Ambulatory antibiotic use data [in defined daily doses per 1000 inhabitants per day (DIDs)] for 19 European countries from 1999 to 2007 were collected, along with 181 variables describing countries in terms of their agriculture, culture,(More)
Commonly cited requirements for bridging the “science-practice divide” between practitioners and scientists include: political support, communication and experimentation. The Subtropical Thicket Restoration Programme was established in 2004 to catalyse investment in large-scale restoration of degraded subtropical thicket in the Eastern Cape, OPEN ACCESS(More)
A univocal disorder of dopaminergic activity in the nerve structures responsible for extra-pyramidal motility does not take into account the total phenomena seen in psychomotor neurological studies. The hypothesis of two categories of dopaminergic receptors-respectively excitatory (DA) and inhibitory (DAi)--in the striatal and mesolimbic structures(More)
The treatment of menopause comprises two phases: on the one hand, the curative treatment of the premature climateric syndrome, including a case by case discussion of the value of a hormonal or non-hormonal treatment; on the other hand, the preventive treatment of delayed deficiency, for which only opotherapy, using estrogens and progestatives, is indicated.(More)
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