background: carotid ultrasound appears to be useful in the assessment of cardiovascular risk. in this study, we have assessed the carotid intima-media thickness (cimt) in a group of individuals without a history of cardiovascular events. methods: a sample of 431subjects (189 [43.9%] males and 242 [56.1%] females) was obtained from an urban population using a stratifi ed-cluster method in mashha...

Background The Sediment Quality Objectives (SQO) indirect effects assessment determines whether sediments meet California’s narrative SQO for human health: Pollutants shall not be present in sediments at levels that will bioaccumulate in aquatic life to levels that are harmful to human health. This program determines whether sediment contamination at a site results in an unacceptable health ris...