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Marks IN, Girdwood AH, Wright JP, Newton KA, Gilinsky NH, Kalvaria I, Burns DG, O'Keefe SJ, Tobias R, Lucke W.Marks IN, et al. Among authors: girdwood ah.Am J Med. 1987 Sep 28;83(3B):95-8. doi: 10.1016/0002-9343(87)90836-9.Am J Med. 1987.PMID: 3310633Clinical Trial.
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Marks IN, Wright JP, Denyer M, Hatfield A, Girdwood AH, Lucke W.Marks IN, et al. Among authors: girdwood ah.S Afr Med J. 1982 Jan 30;61(5):152-4.S Afr Med J. 1982.PMID: 6277018Clinical Trial.