The most potent reason that Asian-Americans are increasingly joining the army may just be because they now see top-level officers who look like them.

VOA: standard.2010.07.14

For patients at the higher end of the severity,the medications had a very potent effect."

VOA: standard.2010.01.08

The institute has scoured the results of international studies to find antigens substances that provoke an immune response in the body that could be a potent weapon against malaria.

VOA: standard.2010.01.20

The H1N1 virus, which is commonly known as swine flu, has spread rapidly around the world since emerging in North America earlier this year, yet still much of what makes it so potent a threat remains a mystery.

VOA: standard.2009.08.25