Correction for 'Microenvironment-responsive multifunctional hydrogels with spatiotemporal sequential release of tailored recombinant human collagen type III for the rapid repair of infected chronic diabetic wounds' by Cheng Hu et al., J. Mater. Chem. B, 2021, 9, 9684-9699, DOI: 10.1039/D1TB02170B.