This study sought to examine the relationship between self-reported time and distance to the nearest retail grocery store, healthy and unhealthy food consumption, and objectively measured body mass index (BMI). We conducted a survey with 1,503 racially diverse, low-income residents at five public health centers in Los Angeles County. Most participants reported shopping at a supermarket (86.7%) ...

As tobacco companies continue to heavily market their products at the point of sale, tobacco control groups seek strategies to combat the negative effects of this marketing. Store observations, which have been widely used by researchers and practitioners alike, are an excellent surveillance tool. This article provides a guide for public health practitioners interested in working in the tobacco ...

In-store measures were utilized to evaluate the availability of healthy food choices and nutrition/health promotion messages for cancer risk reduction in the selected Alabama Black Belt counties/cities. Sixty one retail food outlets (RFOs) were audited in 12 Alabama Black Belt cities. Store types included convenience stores (49.2%), restaurants (19.7%), fast food restaurants (16.4%), small supe...

We demonstrated a flexible Genome-Wide Association Study (GWAS) platform built upon the iPlant Collaborative Cyber-infrastructure. The platform supports big data management, sharing, and large scale study of both genotype and phenotype data on clusters. End users can add their own analysis tools, and create customized analysis workflows through the graphical user interfaces in both iPlant Disco...

Multithreaded processors use a fast context switch to bridge latencies caused by memory accesses or by synchronization operations. In the block-multithreaded processor – called Rhamma – load/store, synchronization and execution operations of different threads of control are executed simultaneously by appropriate functional units. A fast context switch is performed, whenever a functional unit co...

Authoring tools are becoming increasingly common, they make it easier and faster to create educational content. Normally, they are based on standard training practices, and the content usually is displayed in two-dimensions. A learning environment that contains a challenge manager to store exercises in a database has been developed as an authoring tool for a 3D educational game. The challenge m...