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Lovell AT, Owen-Reece H, Elwell CE, Smith M, Goldstone JC.Lovell AT, et al. Among authors: elwell ce.Adv Exp Med Biol. 1997;428:213-8. doi: 10.1007/978-1-4615-5399-1_30.Adv Exp Med Biol. 1997.PMID: 9500050No abstract available.
Essenpreis M, Cope M, Elwell CE, Arridge SR, van der Zee P, Delpy DT.Essenpreis M, et al. Among authors: elwell ce.Adv Exp Med Biol. 1993;333:9-20. doi: 10.1007/978-1-4899-2468-1_2.Adv Exp Med Biol. 1993.PMID: 8362674No abstract available.