Swine Flu has scientists scratching their heads
Posted April 23, 2009 – 7:06 pm in: 'pandemic potential', hybrid strain, scientific analysisThe unusual genetic make-up of the swine flu appears to be a combination of 4 different influenza strains. Scientists discuss the implications - http://hybridstrain.swinefluoutbreaknews.com/
Tags: 'pandemic potential', genetic combination, hybrid strain, swine flu