And they will study whether it is involving in controlling sleep quantity alone, or also what scientists call the "wakefulness-behavioral drive."

VOA: special.2009.08.26

It also urges hospitals to establish a special telephone number for medical workers and students to call if they are injured.

VOA: special.2010.02.10

They also use the day to call attention to some of the major social, political and economic crises affecting women and girls.

VOA: special.2010.03.08

Louisiana is also one of the world's largest producers of what some call "the most important fish you've never heard of": menhaden.

VOA: special.2010.05.04

The Russian leader also praised U.S.President Barack Obama's recent call for a nuclear-weapons-free world, calling it a "beautiful and right goal."

VOA: standard.2009.12.25

Authorities also released the recording of the emergency phone call of an unidentified caller asking for medical help.

VOA: standard.2009.06.26

"And that's all to the good," "But there's also a considerable amount , what we call 'green-wash,' when some of the product claims may not be fully accurate.

VOA: standard.2009.03.30

He said Clinton discussed the situation in a telephone call with Brazilian Foreign Minister Celso Amorim and that U.S.officials have also been in contact with the interim Honduran administration.

VOA: standard.2009.09.22

Health care professionals in Kenya are also pushing for what they call a structured donor system that involves regular education campaigns,blood drives, and mobile donor clinics to reach office workers and people living in rural areas.

VOA: standard.2010.06.04