Lai, K., M.J. Robertson, and D.V. Schaffer (2004) “The Sonic Hedgehog Signaling System as a Bistable Genetic Switch.” Biophysical Journal, 86:2748-2757.

Lai, K., M.J. Robertson, and D.V. Schaffer (2004) "The Sonic Hedgehog Signaling System as a Bistable Genetic Switch." Biophysical Journal, 86:2748-2757.

Lai, K., M.J. Robertson, and D.V. Schaffer (2004) “The Sonic Hedgehog Signaling System as a Bistable Genetic Switch.” Biophysical Journal, 86:2748-2757. View PDF