Investigating Fibroblast-Induced Collagen Gel Contraction Using a Dynamic Microscale Platform oleh Tianzi Zhang, John H. Day, Xiaojing Su, Arthur G. Guadarrama, Nathan K. Sandbo, Stephane Esnault, Loren C. Denlinger, Erwin Berthier, Ashleigh B. Theberge, Ashleigh B. Theberge