TYPE OF TEST : Mutation in microorganisms TEST SYSTEM : Bacteria - Salmonella typhimurium DOSE/DURATION : 200 nmol REFERENCE : MSCREJ Medical Science Research. (Elsevier Applied Science Pub. Ltd., Crown House, Linton Rd., Barking, Essex IG11 8JU, UK) V.15- 1987- Volume(issue)/page/year: 20,365,1992