Comment to: Spray-applied cell therapy with human allogeneic fibroblasts and keratinocytes for the treatment of chronic venous leg ulcers: a phase 2, multicentre, double-blind, randomized, placebo-controlled trial, Kirsner RS et al. Lancet 2012;380:977-8. Veins & Lymphatics [Internet]. 2013 Dec. 20 [cited 2026 Sep. 7];2(1):8. Available from: https://www.pagepressjournals.org/vl/article/view/ByblioLab.2013.8