By Lavinia Mo HONG KONG (Reuters) - The new H7N9 bird flu virus can be transmitted between mammals not only via direct contact but also in airborne droplets, and may be capable of spreading from person to person, Chinese and American researchers have found. A study published in the journal Science and presented at a briefing in Hong Kong on Friday found that three ferrets - an animal often used for research on flu - that were in the same cage as ferrets infected with H7N9 had contracted the disease. ...
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