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Argent BE, Case RM, Greenwell JR, Hirst FC.Argent BE, et al. Among authors: greenwell jr.J Physiol. 1978 Sep;282:27P-28P.J Physiol. 1978.PMID: 722530Free article.No abstract available.
Lynch M, Gillespie JI, Greenwell JR, Johnson C.Lynch M, et al. Among authors: greenwell jr.Exp Physiol. 1992 Jul;77(4):657-60. doi: 10.1113/expphysiol.1992.sp003631.Exp Physiol. 1992.PMID: 1326292Free article.