Retraction notices

3D Bio-Printing Review

Type: Retraction
Notice date: 9/8/2021 0:00
Journal: IOP Conference Series: Materials Science and Engineering
Publisher: IOP Publishing
Notice DOI: 10.1088/1757-899x/301/1/012169
Original paper DOI: 10.1088/1757-899x/301/1/012023

Reasons