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BACKGROUND Calabash chalk is a naturally occurring mineral consumed by members of some Nigerian communities for pleasure and by pregnant women as a remedy for morning sickness. The consumption of this geophagic material motivated our interest on the effect of the chalk on the histomorphology of the gastro-oesophageal tract. METHODS Twenty-eight young(More)
The performance of the VAX 6000 Model 400 system, which supports up to six tightly coupled processors under the VAX/VMS symmetric multiprocessing operating system, is presented. The study focuses on the modeling and measurement techniques used to evaluate the performance of the system. The major consideration in this study is to evaluate multiprocessor(More)
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