91.   They join Botswana and Zimbabwe as the countries with the highest infection rates.

92.   Though infection rates are decreasing in other segments of the population, it is increasing in older women.

93.   Throughout Eastern Europe and Central Asia, there has been an abrupt spike in HIV infection rates.

94.   This is the worst infection rate in a country that has more people infected with the virus than any in the world.

95.   Throughout sub-Saharan Africa, infection rates among teenage girls are signficantly higher than teenage boys.

96.   Twenty years into the AIDS epidemic, infection rates among young gay men are rising, drastically so in black and Latino communities.

97.   When they finally got the timing down, the infection rate fell by a factor of four.

98.   While infection rates are decreasing in other segments of the population, it is increasing in older women.

99.   Why are virus infection rates increasing?

100.   Yet, said Dr. Dennis Osmond, an associate professor of epidemiology and biostatistics, the activities have not yet led to an increase in infection rates.