4Ramirez JA.Community-acquired pneumonia in adults.Prim Care,2003,30:155-171.
5Bartlett JG,Dowell SF,Mandell LA,et al.Practice guidelines for the management of community-acquired pneumonia in adults.Clin Infect Dis,2000,31 (2):347.
6Lira WS,Macfarlane Jr,Boswell TG,et al.Study of communityacquired pneumonia etiology in adults admitted to hospital:implications for management guidelines.Thirsx,2001,56:296-301.
7Murdoch DR.Diagnosis of legionella infection.Clin Infect Dis,2003,36:64-69.
8Fields BS,Benson RF,Besser RE.Legionella and Legionnaires' disease:25 years of investigation.Clin Microbiol Rev,2002,15:506-526.
9Higa FS,Jiro FJ,Koide M,et al.Clinical features of two cases of legionnaires'disease with persistence of legionella urinary antigen excretion.Inter Med,2007,176:173-177.
10Kohler,RB,Winn WC,Wheat LJ.Onset and duration of urinary antigen excretion in Legionnaires'disease.J Chn Microbial,1984,20:605-607.