Viruses and life.
D000818:Animals; D046508:Culture Techniques; D004279:DNA, Viral; D006801:Humans; D007372:Interferons; D012367:RNA, Viral; D012140:Respiratory Tract Diseases / Q000209:etiology; D012899:Smallpox / Q000517:prevention & control; D014762:Viral Interference; D014777:Virus Diseases / Q000517:prevention & control / Q000628:therapy / Q000662:veterinary
D004279:DNA, Viral; D012367:RNA, Viral; D007372:Interferons