title: The reply.
authors.affiliation: Department of Respiratory Medicine, Kyorin University School of Medicine, Mitaka City, Tokyo, Japan.
authors.forename: Takeshi
authors.initials: T
authors.lastname: Saraya
authors.forename: Richard W
authors.initials: RW
authors.lastname: Light
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D010996:Pleural Effusion / Q000209:etiology*