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Fischer FS, Trefz D, Back J, Kayunkid N, Tornow B, Albrecht S, Yager KG, Singh G, Karim A, Neher D, Brinkmann M, Ludwigs S.Fischer FS, et al. Among authors: yager kg.Adv Mater. 2015 Feb 18;27(7):1223-8. doi: 10.1002/adma.201403475. Epub 2014 Dec 6.Adv Mater. 2015.PMID: 25482608