R. M. W. Leung

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Both keyboard-based and pen-based devices for data input have advantages and disadvantages. The suitability of the two input devices for entering different types of clinical data into computers remains unclear. This study aimed to determine the usefulness of different types of technology for nurses' data entry by comparing the utility and efficiency of(More)
Background. Community sampling of men having sex with men (MSM) for human immunodeficiency virus (HIV) and sexually transmitted infections prevalence studies poses challenges in view of problems in logistics and the hidden nature of MSM population. Methods. MSM in Hong Kong were recruited through social venues and the Internet. All participants were invited(More)
We introduce experimental research design to the study of policy diffusion in order to better understand how political ideology affects policymakers' willingness to learn from one another's experiences. Our two experiments, embedded in national surveys of U.S. municipal officials, expose local policymakers to vignettes describing the zoning and home(More)
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