David Towne

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Despite the availability of a safe, effective polysaccharide vaccine, group A meningococcal meningitis epidemics persist in sub-Saharan Africa. In October 1996, there were almost 150,000 reported cases and 15,000 deaths, the majority of which involved children. At 3 months of age, induction of protective group A meningococcal antibody levels requires 2(More)
Three groups of boys included 135 of normal IQ, showing normal activity; 6 were hyperactive and of normal IQ, and 6 showed normal activity but low IQ. Their ability to estimate a 30-sec. interval showed only the 6 normally active boys of low IQ had significantly different elapsed and estimated times. Time estimation is not clinically useful for identifying(More)
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