Legionella pneumonia--a need for epidemiological alert.
Hammond
J M
JM
Patgieter
P D
PD
Forder
A A
AA
D006801:Humans; D007877:Legionnaires' Disease / Q000175:diagnosis / Q000453:epidemiology*; D008297:Male; D008875:Middle Aged; D011014:Pneumonia / Q000175:diagnosis; D013019:South Africa