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Jones AL, Bangash IH, Bouchier IA, Hayes PC.Jones AL, et al. Among authors: hayes pc.Gut. 1994 Sep;35(9):1290-3. doi: 10.1136/gut.35.9.1290.Gut. 1994.PMID: 7959240Free PMC article.
Plevris JN, Hayes PC, Harrison DJ, Bouchier IA.Plevris JN, et al. Among authors: hayes pc.Gut. 1992 Apr;33(4):554-9. doi: 10.1136/gut.33.4.554.Gut. 1992.PMID: 1582602Free PMC article.
Hayes PC, May L, Hayes JD, Harrison DJ.Hayes PC, et al. Among authors: hayes jd.Gut. 1991 Dec;32(12):1546-9. doi: 10.1136/gut.32.12.1546.Gut. 1991.PMID: 1663474Free PMC article.
O'Carroll RE, Hayes PC, Ebmeier KP, Dougall N, Murray C, Best JJ, Bouchier IA, Goodwin GM.O'Carroll RE, et al. Among authors: hayes pc.Lancet. 1991 May 25;337(8752):1250-3. doi: 10.1016/0140-6736(91)92920-w.Lancet. 1991.PMID: 1674063
Hayes PC, Davis JM, Lewis JA, Bouchier IA.Hayes PC, et al.Lancet. 1990 Jul 21;336(8708):153-6. doi: 10.1016/0140-6736(90)91668-z.Lancet. 1990.PMID: 1973480