title: [Ecological problems in the study of viruses and comparative virological research: biological associations and zoological groups in the biology of some animal viruses].
mesh_terms: D000663:Amphibians; D000818:Animals; D001717:Birds; D009033:Culicidae; D004199:Disease Vectors; D004463:Ecology; D007303:Insect Vectors; D008322:Mammals; D012104:Reptiles; D012377:Rodentia; D014780:Viruses
vernacular_title: Problemi ecologici nello studio di virus e richerche di virologia comparata: le associazioni biologiche e i gruppi zoologici nella biologia di alcuni virus animali