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Swirski FK, Pittet MJ, Kircher MF, Aikawa E, Jaffer FA, Libby P, Weissleder R.Swirski FK, et al. Among authors: kircher mf.Proc Natl Acad Sci U S A. 2006 Jul 5;103(27):10340-10345. doi: 10.1073/pnas.0604260103. Epub 2006 Jun 26.Proc Natl Acad Sci U S A. 2006.PMID: 16801531Free PMC article.