Search is shifting from a list of blue links to a layered information environment where answers, summaries, and citations often appear before traditional organic results. In this environment, pages ...

PageRank interpreted hyperlinks as endorsements, prioritizing pages linked by many others and weighting endorsements from ...

Introduction Black and Asian women experience significantly higher rates of mortality and morbidity perinatally compared with white women and are more likely to lose their babies. These groups are ...

Introduction Alcohol is consumed by an estimated 137.4 million people in the USA 12 years of age and older and, as a result, is estimated to have caused about 140 thousand deaths among people 20 to 64 ...