title: Conclusions.
authors.affiliation: Marnes la Coquette, France.
authors.forename: S A
authors.initials: SA
authors.lastname: Plotkin
mesh_terms: D000818:Animals; D001161:Arteriosclerosis / Q000382:microbiology / Q000473:pathology* / Q000517:prevention & control / Q000821:virology; D016993:Chlamydophila pneumoniae / Q000472:pathogenicity; D003587:Cytomegalovirus / Q000472:pathogenicity; D006801:Humans