igrowth paper scripts
http://journals.plos.org/plosgenetics/article?id=10.1371/journal.pgen.1002525
H. K. Im, E. R. Gamazon, A. L. Stark, R. S. Huang, N. J. Cox, and M. E. Dolan, “Mixed effects modeling of proliferation rates in cell-based models: consequence for pharmacogenomics and cancer.,” PLoS Genetics, vol. 8, no. 2, p. e1002525, Feb. 2012.