Marston, WA, Lantis, JC, Wu, SC, et al. One‐year safety, healing and amputation rates of Wagner 3‐4 diabetic foot ulcers treated with cryopreserved umbilical cord (TTAX01). Wound Rep Reg. 2020; 1– 6. https://doi.org/10.1111/wrr.12809 Marston, W. A., Lantis, J. C., Wu, S. C., Nouvong, A., Lee, T.