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Maxwell L, Collecutt T, Gledhill M, Sharma S, Edgar S, Gavin JB.Maxwell L, et al. Among authors: gavin jb.Ultrasound Med Biol. 1994;20(4):383-90. doi: 10.1016/0301-5629(94)90007-8.Ultrasound Med Biol. 1994.PMID: 8085295
Choong YS, Gavin JB, Cottier DS, Edgar SG.Choong YS, et al. Among authors: gavin jb.Eur Heart J. 1995 Aug;16(8):1140-6. doi: 10.1093/oxfordjournals.eurheartj.a061059.Eur Heart J. 1995.PMID: 8665978