R 0 > 1 means that the average number of a new infection by an infected individual is more than one.
In some ways, the journal article is mildly positive news for Bausch, saying the number of confirmed new infection cases has slowed to a trickle since the recall.
In theory, as more infected people in a community start treatment, new infection rates should drop.
The report said 1.8 million people were infected in Eastern Europe and the former Soviet Union, with new infection rates highest in Russia, Estonia and Ukraine.
But Uganda's success in driving down new infection rates has drawn attention.
Yet new infection rates remain too high, particularly amongst adolescent girls.
Even one surviving Jewish family would constitute "a source of bacilli touching off new infection".
The paradox of treatment leading to new infection occurs in several ways.
There was no evidence of a new infection in his chest or abdomen.
For the age group overall, the new infection rate was 4.4percentt.
"Now they're cutting money for H.I.V. prevention, even when there is one new infection every 10 minutes".
