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Graham NM, Woodward AJ, Ryan P, Douglas RM.Graham NM, et al. Among authors: ryan p.Int J Epidemiol. 1990 Dec;19(4):937-44. doi: 10.1093/ije/19.4.937.Int J Epidemiol. 1990.PMID: 2084025
Graham NM, Douglas RM, Ryan P.Graham NM, et al. Among authors: ryan p.Am J Epidemiol. 1986 Sep;124(3):389-401. doi: 10.1093/oxfordjournals.aje.a114409.Am J Epidemiol. 1986.PMID: 3740039
Woodward A, Grgurinovich N, Ryan P.Woodward A, et al. Among authors: ryan p.J Epidemiol Community Health. 1986 Dec;40(4):309-15. doi: 10.1136/jech.40.4.309.J Epidemiol Community Health. 1986.PMID: 3655623Free PMC article.
Douglas RM, Moore BW, Miles HB, Davies LM, Graham NM, Ryan P, Worswick DA, Albrecht JK.Douglas RM, et al. Among authors: ryan p.N Engl J Med. 1986 Jan 9;314(2):65-70. doi: 10.1056/NEJM198601093140201.N Engl J Med. 1986.PMID: 3001518Clinical Trial.
Hansen AL, Bi P, Ryan P, Nitschke M, Pisaniello D, Tucker G.Hansen AL, et al. Among authors: ryan p.Int J Epidemiol. 2008 Dec;37(6):1359-65. doi: 10.1093/ije/dyn165. Epub 2008 Aug 18.Int J Epidemiol. 2008.PMID: 18710886
Douglas RM, Miles HB, Moore BW, Ryan P, Pinnock CB.Douglas RM, et al. Among authors: ryan p.Antimicrob Agents Chemother. 1987 Aug;31(8):1263-5. doi: 10.1128/AAC.31.8.1263.Antimicrob Agents Chemother. 1987.PMID: 3307620Free PMC article.Clinical Trial.
Zhou SJ, Condo D, Ryan P, Skeaff SA, Howell S, Anderson PJ, McPhee AJ, Makrides M.Zhou SJ, et al. Among authors: ryan p.Am J Epidemiol. 2019 Feb 1;188(2):332-338. doi: 10.1093/aje/kwy225.Am J Epidemiol. 2019.PMID: 30452542