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(a) RenovaCare's CellMist™ System and SkinGun™ spray device. Source: reprinted with permission from reference 145 (b) Portable bioprinter for skin TE. Source: reprinted with permission from reference 146 .(c) Portable bioprinter for wound healing, and (d) the portable bioprinter has undergone numerous iterations and is fitted with a roller. Source: reprinted with permission from reference 53
