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OBJECTIVE to determine the effects ofback belt use on trunk muscle performance and the association between those performance outcomes with Work-Related Musculoskeletal Disorders (WMSDs). MATERIAL AND METHOD All manual lifting workers in one grocery distribution, warehouse center were interviewed about the history of illness, back injury, WMSDs, lifting(More)
The paper presents design and development of an automatic warning system to be used in locations with fluctuating background noises. This adaptive auditory warning system was designed to detect the level of background noises and be able to generate an audio warning with a sound level higher than the background noises. The warning level was automatically(More)
An emergency medical service (EMed) system is proposed as a means to provide timely on-site medical treatment and transportation to the nearest hospital for Bangkok residents. The EMed system consists of a network of 29 fire stations and 4l hospitals in Bangkok linked by the Central Ambulance Dispatcher (CAD). Two models of the EMed system and two levels of(More)
Three methods of visual display terminal (VDT) workstation adjustment were compared in this study in order to investigate their effects on the operator's seated posture. The first two methods were adjustments made both with and without any suggestion on the correct seated posture. The third method was an adjustment after which the workstation settings were(More)
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