1. 
   coinfection
   (ko´in-fek″shәn) simultaneous infection by separate pathogens, as by hepatitis B and hepatitis D viruses.
   Found op http://www.encyclo.co.uk/local/21001
   
   
2. 
   Coinfection
   In parasitology, coinfection is the term used to describe the simultaneous infection of a host by multiple pathogen species. In virology, coinfection can also refer to the simultaneous infection of a single cell by two or more virus particles. An example is the coinfection of liver cells with Hepat...
   Found op http://en.wikipedia.org/wiki/Coinfection
   
   

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