title: Virological investigations in congestive cardiomyopathy.
mesh_terms: D000914:Antibodies, Viral / Q000032:analysis; D009202:Cardiomyopathies / Q000276:immunology / Q000382:microbiology*; D029822:Enterovirus B, Human / Q000276:immunology; D006321:Heart / Q000382:microbiology; D006333:Heart Failure / Q000382:microbiology; D006801:Humans; D014780:Viruses / Q000302:isolation & purification*
chemical_list: D000914:Antibodies, Viral