Chi Wai Chan

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Four species in the ELEGANS group of subgenus the Caenorhabditis are distinguished by two very different mating systems: androdioecy in C. elegans and Caenorhabditis briggsae with males and self-fertilizing hermaphrodites and dioecy in Caenorhabditis remanei and Caenorhabditis sp. strain CB5161 with males and females. Using chemotaxis assays, we demonstrate(More)
BACKGROUND Severe acute respiratory syndrome (SARS) is a newly emerged disease caused by a novel coronavirus (SARS-CoV), which spread globally in early 2003, affecting over 30 countries. We have used molecular epidemiology to define the patterns of spread of the virus in Hong Kong and beyond. METHODS The case definition of SARS was based on that(More)
With increasing emphasis on using data analysis in decision support in healthcare organizations, we describe an example in collecting and analyzing data for a health organization. In particular, we describe the process in identifying the best location for Hong Kong Red Cross Blood Transfusion Service to establish a new blood donation center based on past(More)
Perceptions of coronary heart disease (CHD) influence individual health behavior, which is central to preventing the disease. Not enough is known about the demographic differences in perceptions of CHD among Chinese communities. This study examined these differences in the perceived seriousness and risk of CHD among Hong Kong Chinese. A self-developed(More)
This article examines the economic effect of education in terms of its impact on the earnings of workers in an information technology (IT)–diffusing economy, based on data from Hong Kong's 2006 by-census and survey on the usage and penetration of IT in industries. Education enhances the productivity of workers and increases their lifetime incomes. However,(More)
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