A study of newspaper ads for 17 top university medical centers found they "employ some of the same advertising techniques doctors often criticize drug companies for -- concealing risks and playing on fear, vanity and other emotions to attract patients." Of the 122 ads examined, 62% used emotional appeals and one-third "used slogans focusing on technology, fostering a misperception that high-tech medicine is always better." Twenty-one ads promoted specific services, including one proclaiming, "We do Botox!"