(2004) Lower respiratory viral illness:improved diagnosis by molecular methods and clinical impact,

(2004) Effect of procalcitonin-guided treatment on antibiotic use and outcome in lower respiratory tract infections:cluster-randomised single-blinded interventional trial,

(2004) High prevalence of antimicrobial resistance among clinical Streptococcus pneumoniae isolates in Asia(an ANSORP study),

(2005) Factors influencing in-hospital Mortality and community-acquired pneumonia:a prospective study of patients not initailly admitted to the ICU,

(2005) Guidelines for the treatment of community-acquired pneumonia:predictors of adherence and outcome,

(2005) Probable person-to-person transmission of avian influenza A(H5N1),