- Jul 16, 2001
 
- 17,976
 
- 141
 
- 106
 
Transmission of retroviruses to humans is not limited to a few isolated occurrences which led to HIV. This is a regularly occurring phenomena," he added.
Scientists know from historical evidence that these types of viruses have the potential to cause a pandemic. HIV is thought to have been transmitted in a very similar way.
Text
				
		
			