TY - RPRT TI - Screening method for beta-lactamase substrate profiles. AU - H Schumacher AU - M Nir AU - B Mansa AU - V F Thomsen PY - 1992 DO - 10.1111/j.1699-0463.1992.tb00900.x UR - https://pubmed.ncbi.nlm.nih.gov/1610546/ ID - 1610546 ER -