scholarly journals Anti-viral properties and mode of action of standardized Echinacea purpurea extract against highly pathogenic avian Influenza virus (H5N1, H7N7) and swine-origin H1N1 (S-OIV)

2009 ◽  
Vol 6 (1) ◽  
Author(s):  
Stephan Pleschka ◽  
Michael Stein ◽  
Roland Schoop ◽  
James B Hudson
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