Sarah Nowak, PhD. (IMAGE) University of Vermont Caption Sarah Nowak, PhD, one of the co-authors of a new study showing that revised mammography screening guidelines reduced screenings for at-risk women as well as those at lower risk. Credit University of Vermont Medical Center Usage Restrictions none License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.