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Johnston AM, Easby D, Ewington I.Johnston AM, et al. Among authors: easby d.J R Army Med Corps. 2013 Sep;159(3):175-80. doi: 10.1136/jramc-2013-000089. Epub 2013 May 29.J R Army Med Corps. 2013.PMID: 24109139Review.
Caley ER, Easby DT Jr.Caley ER, et al. Among authors: easby dt jr.Science. 1967 Feb 10;155(3763):686-7. doi: 10.1126/science.155.3763.686.Science. 1967.PMID: 17807950