Some people in this test group developed the disease, but all recovered to full health.

VOA: special.2009.01.27

And the Spanish, a much smaller group of people was able to overtake the Aztec civilization, very well established, because that group of people was devastated by the disease.

那些西班牙人,只是一支较小的队伍,他们之所以战胜高度发达的阿兹特克文明,是因为阿兹特克人被这种疾病摧残了

耶鲁公开课 - 生物医学工程探索课程节选

Another group, Alzheimer's Disease International, lists ten symptoms of the disease on its Web site.

VOA: special.2009.09.15

Dr.Brook, who chaired group that produced a scientific statement on air pollution and cardiovascular disease for the American Heart Association.

VOA: standard.2010.08.04

The documentary is the first ever to provide a first-hand look at how the group's medical teams respond to emergencies caused by war, infectious disease or natural disaster.

VOA: standard.2010.06.29

But others say more regulation would be a mistake. The livestock industry and the nation's leading veterinarians' group says the antibiotics are helping to prevent animal disease, which ultimately makes the food supply safer.

VOA: standard.2010.07.21