title: Etiology of pleural effusion in Western Saudi Arabia.
authors.forename: Faiza A
authors.initials: FA
authors.lastname: Qari
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D010996:Pleural Effusion / Q000453:epidemiology / Q000209:etiology* / Q000628:therapy; D012529:Saudi Arabia / Q000453:epidemiology