TY - RPRT TI - Aspiration-assisted Freeform Bioprinting of Tissue Spheroids in a Yield-stress Gel AU - Ayan, B. AU - Zhang, Z. AU - Celik, N. AU - Zhou, K. AU - Wu, Y. AU - Costanzo, F. AU - Ozbolat, I. T. PY - 2020 DO - 10.1101/2020.05.31.122309 UR - https://www.biorxiv.org/content/10.1101/2020.05.31.122309v1 ID - 10.1101/2020.05.31.122309 ER -