The technology is helping public health services collect information to follow the spread of diseases and to better organize their work.

VOA: special.2010.05.03

One is the long-distance transport of bees for pollination and the spread of bee diseases from one area to another.

VOA: special.2011.05.24

They noted that the grass can absorb and control the spread of harmful wastewaters, like those from pig farms.

VOA: special.2010.02.09

In Uganda,a new study has confirmed earlier research linking the spread of sleeping sickness to infected farm animals.

VOA: special.2010.01.04

Dr.Fauci says earlier treatment led to a ninety-six percent reduction in the spread of HIV to uninfected partners.

VOA: special.2011.05.18

It says one dose of the medicine given to mother and child prevents the spread of H.I.V.

VOA: special.2010.05.24

The aim of this puppet is to teach about the spread of AIDS in the country.

VOA: special.2009.11.27

Her efforts led to the spread of higher education for women in the United States.

VOA: special.2010.06.27

Their work could give infected mothers in the developing world a new way to prevent the spread of the AIDS virus to their newborn babies.

VOA: special.2010.05.24

She says the pouch is an important tool for preventing the spread of H.I.V.

VOA: special.2010.05.24

Other kinds of operations can block the spread of electrical activity in the brain.

VOA: special.2010.10.26

The study suggests that people can take steps to stop the spread of loneliness.

VOA: special.2009.12.22

Yet many Americans believed the real purpose was to permit the spread of slavery.

VOA: special.2009.04.23

He said the North Korean launch proves the need for nations to cooperate to stop the spread of nuclear weapons and to remove those that already exist.

VOA: special.2009.04.11