TY - EJOUR T1 - Comparison of Four Procedures for Measuring Elastase Production by Pseudomonas aeruginosa Strains from Cystic Fibrosis Patients AU - Saulnier, J. AU - Wallach, J. M. AU - Döring, G. AU - Malissard, M. AU - Vacheron, M. J. AU - Guinand, M. PY - 1992 LA - und PB - Kooperation de Gruyter JO - Clinical Chemistry and Laboratory Medicine DO - 10.1515/cclm.1992.30.5.285 ER -