A 60 year-old woman developed the abrupt onset of difficulty seeing on the left side following the traumatic placement of a central line that punctured the right subclavian artery. Posterior Cerebral ...

Several measurement techniques used in the life sciences gather data for many more variables per sample than the typical number of samples assayed. For instance, DNA microarrays and mass spectrometers ...

James Chen, CMT is an expert trader, investment adviser, and global market strategist. Gordon Scott has been an active investor and technical analyst or 20+ years. He is a Chartered Market Technician ...

Julie Young is an experienced financial writer and editor. She specializes in financial analysis in capital planning and investment management. Gordon Scott has been an active investor and technical ...

About Principal Financial Group Inc. Principal Financial Group, Inc. engages in the investment management offering business. It offers financial products and services to businesses, individuals, and ...