A new study in the journal Nature has shown some hopeful results from an experimental gel that might protect women from H.I.V.
VOA: special.2009.03.16
The event has not taken place here since nineteen ninety because of restrictions against visitors with H.I.V.
VOA: special.2009.12.02
South Africa has more than five million people infected with H.I.V., the largest number of any country.
VOA: special.2009.07.29
Along with H.I.V., South Africa also has high rates of diabetes, high blood pressure and tuberculosis.
VOA: special.2010.04.28
In Eastern Europe, the number of new H.I.V.infections has leveled off.
VOA: special.2009.12.08
South Africa has the most people living with H.I.V.of any nation.
VOA: special.2010.04.28
EpiSurveyor has also been used in efforts to fight H.I.V.
VOA: special.2010.05.03
H.I.V.has slowed the progress in reducing maternal deaths.
VOA: special.2010.04.14
应用推荐