The rate of 'profound' autism is rising, but not as fast as milder cases, according to a new study
Though autism has been diagnosed for at least 80 years, the new study is the first to put a number on the share of U.S. children who have the most severe version of it.
Though autism has been diagnosed for at least 80 years, the new study is the first to put a number on the share of U.S. children who have the most severe version of it. Read More
