Hu, Y [Studies on the mechanisms of resistance to trimethoprim in Salmonella typhimurium]. [electronic resource] - Wei sheng wu xue bao = Acta microbiologica Sinica Jun 1993 - 219-26 p. digital Publication Type: English Abstract; Journal Article ISSN: 0001-6209 Subjects--Topical Terms: Salmonella typhimurium--drug effectsTetrahydrofolate Dehydrogenase--metabolismTrimethoprim Resistance