Thakur, A. ., Mishra, S. ., Pena, J. ., Zhou, J. ., Redenti, S. ., Majeska, R. ., & Vazquez, M. . (1969). Collective adhesion and displacement of retinal progenitor cells upon extracellular matrix substrates of transplantable biomaterials. Journal of Tissue Engineering, 9, 2041731417751286. https://doi.org/10.1177/2041731417751286 (Original work published 1969)