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Kennell J, Klaus M, McGrath S, Robertson S, Hinkley C.Kennell J, et al. Among authors: mcgrath s.JAMA. 1991 May 1;265(17):2197-201.JAMA. 1991.PMID: 2013951Clinical Trial.
Carty MP, Zernik-Kobak M, McGrath S, Dixon K.Carty MP, et al. Among authors: mcgrath s.EMBO J. 1994 May 1;13(9):2114-23. doi: 10.1002/j.1460-2075.1994.tb06487.x.EMBO J. 1994.PMID: 8187764Free PMC article.