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Toh MY, Falk RB, Main JS.Toh MY, et al. Among authors: main js.Radiographics. 1996 Sep;16(5):1201-6. doi: 10.1148/radiographics.16.5.8888399.Radiographics. 1996.PMID: 8888399
Stead A, Main JS, Ward ME, Watt PJ.Stead A, et al. Among authors: main js.J Gen Microbiol. 1975 May;88(1):123-31. doi: 10.1099/00221287-88-1-123.J Gen Microbiol. 1975.PMID: 807676