Epidemiology of pleural effusions.
Burgess
L J
LJ
Maritz
F J
FJ
Taljaard
J J
JJ
D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D010996:Pleural Effusion / Q000453:epidemiology* / Q000209:etiology; D013019:South Africa / Q000453:epidemiology