Puppy love: Study tests power of dogs against cancer
Cancer patient Bobby Harris plays with Swoosh, a miniature Pomeranian, during a visit to Monroe Carrell Jr. Children's Hospital at Vanderbilt University in Nashville, Tennessee. Bobby, 7, was diagnosed with meduloblastoma, a brain cancer. The hospital is one of five nationwide to join a clinical trial tracking the effects of therapy dogs on the children, their families -- and the animals themselves.Vanderbilt University
