Patients with septicemia or severe infection Patients with septicemia or severe infection Severe infection within weeks prior to randomization Severe infection within weeks prior to initiation of study treatment; Severe infection within weeks before initiation of study treatment Severe infection within weeks prior to randomization Severe infection within weeks prior to initiation of study treatment Severe infection within weeks prior to enrollment Severe acute infection Severe infections within weeks prior to enrollment; Uncontrolled active infection (i.e., progressive symptoms related to infection despite treatment or persistently positive microbiological cultures despite treatment or any other evidence of severe sepsis). Severe infection within weeks prior to initiation of study treatment Severe infection within weeks prior to enrollment TREATMENT: Patients with severe active infection Active uncontrolled infection or severe infection disease (e.g., severe pneumonia, meningitis, septicemia, or methicillin resistant Staphylococcus aureus infection) Severe infection within weeks prior to initiation of study treatment Severe infection within weeks prior to D of C Severe infection within weeks prior to randomization Severe infections within weeks prior to randomization Severe acute infection Severe active viral infection, especially hepatitis B; severe infection (such as sepsis, pneumonia, etc.) should be clinically controlled at the time of randomization; contact the national co-investigator for further advice if necessary Severe systemic infection (i.e., sepsis) Patients with sepsis or severe infection Severe systemic infections, current or within the two weeks prior to initiation of AEB. Patients with sepsis or severe infection Patients with sepsis or severe infection Severe infection within weeks prior to randomization Patients with sepsis or severe infection