title: Infectious diseases 1979--the little-known determinants.
mesh_terms: D001419:Bacteria / Q000472:pathogenicity*; D005658:Fungi / Q000472:pathogenicity*; D006801:Humans; D007239:Infections / Q000209:etiology* / Q000276:immunology / Q000382:microbiology; D014774:Virulence; D014779:Virus Replication; D014780:Viruses / Q000472:pathogenicity*