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Kolf CM, Song L, Helm J, Tuan RS.Kolf CM, et al.Stem Cell Res Ther. 2015 Dec 22;6:258. doi: 10.1186/s13287-015-0223-x.Stem Cell Res Ther. 2015.PMID: 26696301Free PMC article.
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Johnson MR, Helm JM.Johnson MR, et al. Among authors: helm jm.N C Med J. 2020 Jan-Feb;81(1):46-47. doi: 10.18043/ncm.81.1.46.N C Med J. 2020.PMID: 31908335Free article.No abstract available.