title: Infection with polyomavirus JC.
authors: Mouna
authors: M
authors: Lazrek
mesh_terms: D006801:Humans; D016867:Immunocompromised Host; D007577:JC Virus; D007968:Leukoencephalopathy, Progressive Multifocal / Q000401:mortality / Q000821:virology*; D027601:Polyomavirus Infections / Q000401:mortality / Q000821:virology*; D015995:Prevalence