The following lines were added (+) and removed (-):
Plenty of research has been published to refute any claims of the advertising effectiveness. Those studies include the Georgia Game and Fish Department, the University of Wisconsin–Madison, and the Ohio State Police Department, which all conclude that the deer whistle will not have any influence one way or the other over whether or not a motorist collides with a deer or any other animal.Plenty of research has been published to refute any claims of the advertising effectiveness. Those studies include those conducted by the Georgia Game and Fish Department, Acoustical Society of America's Acoustics Research, the University of Wisconsin–Madison, and the Ohio State Police Department, all of which conclude that the deer whistle will have no influence over whether or not a motorist collides with a deer or any other animal.