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Bjarnason I, Macpherson AJ.Bjarnason I, et al.Pharmacol Ther. 1994 Apr-May;62(1-2):145-57. doi: 10.1016/0163-7258(94)90008-6.Pharmacol Ther. 1994.PMID: 7991640Review.
Bjarnason I, Hayllar J, MacPherson AJ, Russell AS.Bjarnason I, et al.Gastroenterology. 1993 Jun;104(6):1832-47. doi: 10.1016/0016-5085(93)90667-2.Gastroenterology. 1993.PMID: 8500743Review.
Bjarnason I, MacPherson A, Hollander D.Bjarnason I, et al.Gastroenterology. 1995 May;108(5):1566-81. doi: 10.1016/0016-5085(95)90708-4.Gastroenterology. 1995.PMID: 7729650Review.