A. M. Parkes

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The driving performance of 15 subjects in a simulated road environment has been studied both with and without a hands-free telephone conversation. Previous research on the interference of the manual use of handsets while driving, or when looking at handsfree conversations, has tended to focus on the operational control performance of the driver. This study(More)
BACKGROUND The first survey on sickle cell disease (SCD) done in Uganda in 1949, reported the district of Bundibugyo in Western Uganda to have the highest sickle cell trait (SCT) prevalence (45%). This is believed to be the highest in the whole world. According to the same survey, the prevalence of SCT in the districts of Mbale and Sironko in the East was(More)
Train driving is primarily a visual task; train drivers are required to monitor the dynamic scene visually both outside and inside the train cab. Poor performance on this visual task may lead to errors, such as signals passed at danger. It is therefore important to understand the visual strategies that train drivers employ when monitoring and searching the(More)
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