BY RANDY ELLIS, Staff WriterOklahoma has slipped three notches and now ranks 39th among the 50 states for the overall well-being of its children, according to a report released early Tuesday by a Maryland-based foundation. “After a brief improvement in the rankings due to the recession’s impacts on the rest of the nation, Oklahoma has begun to fall again as the overall economy improves,” said Terry Smith, president and chief executive officer of the Oklahoma Institute for Child Advocacy.Read more on NewsOK.com