title: Preface.
authors.affiliation: Giessen, Germany.
authors.forename: John
authors.initials: J
authors.lastname: Ziebuhr
mesh_terms: D000818:Animals; D017934:Coronavirus / Q000145:classification / Q000235:genetics / Q000472:pathogenicity / Q000648:ultrastructure*; D018352:Coronavirus Infections / Q000473:pathology / Q000821:virology; D016679:Genome, Viral; D006801:Humans; D010802:Phylogeny; D012367:RNA, Viral / Q000235:genetics*; D009626:Terminology as Topic; D014771:Virion / Q000235:genetics / Q000472:pathogenicity / Q000648:ultrastructure*
chemical_list: D012367:RNA, Viral