Huiwen Zeng

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BACKGROUND Purchasers can play an important role in eliminating racial and ethnic disparities in health care. A need exists to develop a compelling "business case" from the employer perspective to put, and keep, the issue of racial/ethnic disparities in health care on the quality improvement agenda for health plans and providers. METHODS To illustrate a(More)
With the proliferation of digital cameras, more consumers are faced with the problem of making color corrections to their pictures. while most picture editors allow some white point, or illuminant, correction and some enhancements, these methods work on the image as a whole rather than on specific regions or colors. This work describes a simple method, that(More)
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