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Omar O, Engstrand T, Kihlström Burenstam Linder L, Åberg J, Shah FA, Palmquist A, Birgersson U, Elgali I, Pujari-Palmer M, Engqvist H, Thomsen P.Omar O, et al. Among authors: engstrand t.Proc Natl Acad Sci U S A. 2020 Oct 27;117(43):26660-26671. doi: 10.1073/pnas.2007635117. Epub 2020 Oct 12.Proc Natl Acad Sci U S A. 2020.PMID: 33046631Free PMC article.
Bergman K, Engstrand T, Hilborn J, Ossipov D, Piskounova S, Bowden T.Bergman K, et al. Among authors: engstrand t.J Biomed Mater Res A. 2009 Dec 15;91(4):1111-8. doi: 10.1002/jbm.a.32289.J Biomed Mater Res A. 2009.PMID: 19107794