Eveline Hertzberger

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In the sera of humans and various animals there are two different non-specific inhibitors (α-and β-inhibitors) which may be specifically abolished by two substances (α-and β-“enzymes”) both present in filtrates ofV. cholerae. This neutralization is necessary for the rapid classifying of influenza virus strains with the aid of the haemagglutination(More)
An investigation was undertaken to evaluate the significance of Mycoplasma pneumoniae as a cause of acute respiratory disease, The complement-fixation (CF) test was a little less sensitive than the fluorescent antibody technique in detecting infection. No difference in sensitivity between the CF antigen of a M. pneumoniae strain isolated in this laboratory(More)
Lean Six Sigma is a business methodology that is rapidly attracting followers across production and service industries. This includes the publishing world, with several companies now implementing the program. The subscription agent Swets is also implementing Lean Six Sigma for its processes. This article describes the challenges and benefits of implementing(More)
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