Some politicians say private bills are a way of getting results in Washington and helping people in difficult predicaments. Others disagree.
More San Diego County parents than ever before decided to skip some or all immunizations for their kindergartners in 2010 by signing personal belief waivers
When pertussis experts rely on vaccine companies for money, ethical dilemmas abound.
A four-month investigation by KPBS and inewsource has found that many people who have come down with whooping cough have been immunized.