9/11 dogs seem healthy

Dogs may have nine lives too. While evidence continues to suggest that ground zero rescue workers are suffering from their exposure to World Trade Center air, W.T.C. search and rescue dogs appear to be as healthy as the average canine, according to an ongoing study at the University of Pennsylvania. The American Veterinary Medicine Association News reports that there are no clinically obvious differences between the Downtown dogs and a control group. Thirty-five of the 97 rescue dogs under study have died compared to 15 in the smaller control group, but researchers say the difference is not statistically significant.

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