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Collins WE, Sullivan JS, Galland GG, Williams A, Nace D, Williams T.Collins WE, et al. Among authors: sullivan js.Am J Trop Med Hyg. 2002 Nov;67(5):454-8. doi: 10.4269/ajtmh.2002.67.454.Am J Trop Med Hyg. 2002.PMID: 12479543
Baruch DI, Gamain B, Barnwell JW, Sullivan JS, Stowers A, Galland GG, Miller LH, Collins WE.Baruch DI, et al. Among authors: sullivan js.Proc Natl Acad Sci U S A. 2002 Mar 19;99(6):3860-5. doi: 10.1073/pnas.022018399.Proc Natl Acad Sci U S A. 2002.PMID: 11904437Free PMC article.