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Johnston PG, Mick R, Recant W, Behan KA, Dolan ME, Ratain MJ, Beckmann E, Weichselbaum RR, Allegra CJ, Vokes EE.Johnston PG, et al. Among authors: mick r.J Natl Cancer Inst. 1997 Feb 19;89(4):308-13. doi: 10.1093/jnci/89.4.308.J Natl Cancer Inst. 1997.PMID: 9048835