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Mertens, A. H., J. M. Nagler, D. I. Galdermans, H. R. Slabbynck, B. S. Weise, و D. Coolen. "Diagnostic Value of Direct Examination of Protected Specimen Brush Samples in Nosocomial Pneumonia." Eur J Clin Microbiol Infect Dis 1996.

Mertens, A. H., et al. "Diagnostic Value of Direct Examination of Protected Specimen Brush Samples in Nosocomial Pneumonia." Eur J Clin Microbiol Infect Dis 1996.