In addition, the population of infection, viruses, some of them may need to rely on other populations in the virus, so yes, wayahai has the ability to infect or capable of causing alterations in pathology.
In addition, the population of the virus, some groups may require the virus in the population for use with the ability to infection or the ability to cause pathological changes.
The population of the virus, some groups may need to rely on the virus in a population to another, to have the ability of infection or the ability to cause changes in nursing science.