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Friis EM, Pedersen KR, Crane PR.Friis EM, et al. Among authors: crane pr.Proc Natl Acad Sci U S A. 2004 Nov 23;101(47):16565-70. doi: 10.1073/pnas.0407174101. Epub 2004 Nov 16.Proc Natl Acad Sci U S A. 2004.PMID: 15546982Free PMC article.
Crane PR, Friis EM, Chaloner WG.Crane PR, et al.Philos Trans R Soc Lond B Biol Sci. 2010 Feb 12;365(1539):347-50. doi: 10.1098/rstb.2009.0277.Philos Trans R Soc Lond B Biol Sci. 2010.PMID: 20047863Free PMC article.No abstract available.
Friis EM, Pedersen KR, Crane PR.Friis EM, et al. Among authors: crane pr.Philos Trans R Soc Lond B Biol Sci. 2010 Feb 12;365(1539):369-82. doi: 10.1098/rstb.2009.0227.Philos Trans R Soc Lond B Biol Sci. 2010.PMID: 20047865Free PMC article.Review.