title: Pleural fluid biochemistry - old controversies, new directions.
authors.affiliation: Academic Respiratory Unit, University of Bristol, Learning and Research Building, Southmead Hospital, Bristol, UK North Bristol Lung Centre, Southmead Hospital, Bristol, UK Rahul.Bhatnagar@Bristol.ac.uk.
authors.forename: Rahul
authors.initials: R
authors.lastname: Bhatnagar
authors.affiliation: Academic Respiratory Unit, University of Bristol, Learning and Research Building, Southmead Hospital, Bristol, UK North Bristol Lung Centre, Southmead Hospital, Bristol, UK.
authors.forename: Nick
authors.initials: N
authors.lastname: Maskell
mesh_terms: D006801:Humans; D010996:Pleural Effusion / Q000175:diagnosis* / Q000378:metabolism*; D017410:Practice Guidelines as Topic