"The reason is that the research results like this because teenagers around almost all the time," Dr. Christopher Ferguson, head of the research team. University of texas a & m international exposure .
"Why the research summarized like this because a friend around a teenager almost all the time," he said. Dr. Christopher furnish-San Research team leader from the University of Texas A M & International release .
"Why the research results summary this is because my friend is almost always around the teenager." Dr., ferry ferry six research team from the University's chief Texas A & M International revealed