Ahmed, A In-vitro identification of labile toxin (LT)-producing Escherichia coli by passive hemagglutination inhibition. [electronic resource] - Bangladesh Medical Research Council bulletin Dec 1978 - 53-7 p. digital Publication Type: Comparative Study; Journal Article ISSN: 0377-9238 Subjects--Topical Terms: Cholera Toxin--immunologyCulture MediaEnterotoxins--immunologyEscherichia coli--analysisHemagglutination Inhibition Tests