title: Pleural fluid cytology as an indicator of an effusion of rheumatoid origin.
authors.forename: P
authors.initials: P
authors.lastname: Zufferey
authors.forename: J
authors.initials: J
authors.lastname: Ruzicka
authors.forename: J C
authors.initials: JC
authors.lastname: Gerster
mesh_terms: D001172:Arthritis, Rheumatoid / Q000150:complications*; D001826:Body Fluids / Q000166:cytology*; D005260:Female; D006801:Humans; D008875:Middle Aged; D010994:Pleura / Q000378:metabolism*; D010996:Pleural Effusion / Q000209:etiology* / Q000473:pathology*