Wheldon, D B An evaluation of Intralactam, a preparation for the detection of beta-lactamase production by Haemophilus influenzae. [electronic resource] - Journal of clinical pathology Jul 1979 - 738-40 p. digital Publication Type: Journal Article ISSN: 0021-9746 Standard No.: 10.1136/jcp.32.7.738 doi Subjects--Topical Terms: Ampicillin--pharmacologyHaemophilus influenzae--drug effectsMicrobial Sensitivity Tests--methodsPenicillin ResistanceReagent Stripsbeta-Lactamases--biosynthesis