@misc{indiciaea5d605d7cf4b, title = {Penicillinase-producing strain.}, author = {K S Thomson}, year = {1977}, doi = {10.5694/j.1326-5377.1977.tb131014.x}, url = {https://pubmed.ncbi.nlm.nih.gov/406503/}, note = {Source identifier: 406503} }