But the extent to which TV may or may not be to blame is a question that the study leaves unanswered.

VOA: special.2009.02.11

Doctor Primack says the study did not explore if watching TV causes depression.

VOA: special.2009.03.10

That alone is worth quite a bit of money,". "There was a study I just read which mentioned that one Super Bowl ad can be as effective as 250 regular TV commercials."

VOA: standard.2010.01.27