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Williamson I, Benge S, Barton S, Petrou S, Letley L, Fasey N, Haggard M, Little P.Williamson I, et al. Among authors: little p.BMJ. 2009 Dec 16;339:b4984. doi: 10.1136/bmj.b4984.BMJ. 2009.PMID: 20015903Free PMC article.Clinical Trial.
Little P, Morgan S, Williamson I.Little P, et al.BMJ. 1993 Jun 12;306(6892):1611-2. doi: 10.1136/bmj.306.6892.1611-b.BMJ. 1993.PMID: 8329931Free PMC article.No abstract available.
Little P, Williamson I, Warner G, Gould C, Gantley M, Kinmonth AL.Little P, et al.BMJ. 1997 Mar 8;314(7082):722-7. doi: 10.1136/bmj.314.7082.722.BMJ. 1997.PMID: 9116551Free PMC article.Clinical Trial.
Little P, Gould C, Williamson I, Warner G, Gantley M, Kinmonth AL.Little P, et al.BMJ. 1997 Aug 9;315(7104):350-2. doi: 10.1136/bmj.315.7104.350.BMJ. 1997.PMID: 9270458Free PMC article.Clinical Trial.
Little P, Griffin S, Kelly J, Dickson N, Sadler C.Little P, et al.BMJ. 1998 Jun 27;316(7149):1948-52. doi: 10.1136/bmj.316.7149.1948.BMJ. 1998.PMID: 9641933Free PMC article.Clinical Trial.
Little P, Williamson I, Warner G, Moore.Little P, et al.BMJ. 2000 Jun 17;320(7250):1666; author reply 1666-7.BMJ. 2000.PMID: 10905831No abstract available.