Houglum, K., Buck, M., Alcorn, J., Contreras, S., Bornstein, P., & Chojkier, M. (1995). Two different cis-acting regulatory regions direct cell-specific transcription of the collagen alpha 1(I) gene in hepatic stellate cells and in skin and tendon fibroblasts. J Clin Invest.

Houglum, K., M. Buck, J. Alcorn, S. Contreras, P. Bornstein, i M. Chojkier. "Two Different Cis-acting Regulatory Regions Direct Cell-specific Transcription of the Collagen Alpha 1(I) Gene in Hepatic Stellate Cells and in Skin and Tendon Fibroblasts." J Clin Invest 1995.

Houglum, K., et al. "Two Different Cis-acting Regulatory Regions Direct Cell-specific Transcription of the Collagen Alpha 1(I) Gene in Hepatic Stellate Cells and in Skin and Tendon Fibroblasts." J Clin Invest 1995.