《英文msh词典》Viruses,Ecthyma contagiosum
[入口词] Viruses,Ecthyma contagiosum
[主题词] Orf virus
[英文释义] The type species of PARAPOXVIRUS which causes a skin infection in natural hosts,usually young sheep. Humans may contract local skin lesions by contact. The virus apparently persists in soil.