It is possible to remove the stutter artifacts mathematically from the pooled data by deconvolution methods. See our paper: "Toward Fully Automated Genotyping: Genotyping Microsatellite Markers by Deconvolution" M.W. Perlin, G. Lancia and S.-K. Ng Am. J. Hum. Genet. 57:1199-1210, 1995