There were low-priced beads and high-priced beads.

VOA: special.2009.05.18

African-American women are another group with low life expectancy because of their high rates of obesity.

VOA: standard.2010.04.08

This is the story of how one man combined LEDs with solar energy technology to bring high-quality, low-cost electric light to poor people around the world.

VOA: standard.2009.12.13