In women over eighty, those who smoked were five and a half times more likely to develop AMD than the women who did not smoke.

VOA: special.2010.03.09

Over the centuries,scientific thinkers worked to develop these devices and improve their accuracy and complexity.

VOA: special.2010.09.29

Over the years,he worked to develop the profession.

VOA: special.2009.11.24

The Bill and Melinda Gates Foundation Friday pledged $10 billion dollars over the next 10 years to research and develop new vaccines.

VOA: standard.2010.01.29

Lynn was referring to decades of controversy over whether it was possible to develop a missile that could hit and destroy an incoming missile in flight, and to do so at a reasonable and sustainable cost.

VOA: standard.2010.03.26