Additional file 4.

Figure S4. The relationship between estimated cff-DNA concentration and gestational week. The black dots represent the cff-DNA concentrations (y-axis) plotted against the corresponding gestational week (x-axis) for the 443 samples with male fetuses.

Format: PDF Size: 4KB Download file

This file can be viewed with: Adobe Acrobat Reader

Jiang et al. BMC Medical Genomics 2012 5:57   doi:10.1186/1755-8794-5-57