TY - RPRT TI - Low-Cost, Modular Modification to a Desktop 3D Printer for General Purpose Gel/Paste Extrusion & Direct Ink Writing AU - Leech, D. J. AU - Lightfoot, S. AU - Huson, D. AU - Stratakos, A. C. PY - 2021 DO - 10.1101/2021.03.10.434735 UR - https://www.biorxiv.org/content/10.1101/2021.03.10.434735v1 ID - 10.1101/2021.03.10.434735 ER -