title: [Pneumonia as an opportunistic infection].
authors.forename: Moritaka
authors.initials: M
authors.lastname: Suga
authors.forename: Kazuya
authors.initials: K
authors.lastname: Ichikado
mesh_terms: D000328:Adult; D000368:Aged; D006801:Humans; D016867:Immunocompromised Host; D008297:Male; D008875:Middle Aged; D009894:Opportunistic Infections / Q000175:diagnosis*; D011014:Pneumonia / Q000175:diagnosis*