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Fritscher-Ravens A, Mosse CA, Mills TN, Mukherjee D, Park PO, Swain P.Fritscher-Ravens A, et al. Among authors: park po.Gastrointest Endosc. 2002 Nov;56(5):737-42. doi: 10.1067/mge.2002.129084.Gastrointest Endosc. 2002.PMID: 12397289
Swain P, Park PO, Mills T.Swain P, et al. Among authors: park po.Gastrointest Endosc Clin N Am. 2003 Jan;13(1):75-88. doi: 10.1016/s1052-5157(02)00106-x.Gastrointest Endosc Clin N Am. 2003.PMID: 12797428Review.
Fritscher-Ravens A, Mosse CA, Mukherjee D, Mills T, Park PO, Swain CP.Fritscher-Ravens A, et al. Among authors: park po.Gastrointest Endosc. 2003 Oct;58(4):585-91. doi: 10.1016/s0016-5107(03)02006-6.Gastrointest Endosc. 2003.PMID: 14520300Review.
Fritscher-Ravens A, Mosse CA, Mukherjee D, Yazaki E, Park PO, Mills T, Swain P.Fritscher-Ravens A, et al. Among authors: park po.Gastrointest Endosc. 2004 Jan;59(1):89-95. doi: 10.1016/s0016-5107(03)02355-1.Gastrointest Endosc. 2004.PMID: 14722559
Ikeda K, Mosse CA, Park PO, Fritscher-Ravens A, Bergström M, Mills T, Tajiri H, Swain CP.Ikeda K, et al. Among authors: park po.Gastrointest Endosc. 2006 Jul;64(1):82-9. doi: 10.1016/j.gie.2005.12.039.Gastrointest Endosc. 2006.PMID: 16813808
Swain P, Park PO.Swain P, et al. Among authors: park po.Best Pract Res Clin Gastroenterol. 2004 Feb;18(1):37-47. doi: 10.1016/S1521-6918(03)00096-9.Best Pract Res Clin Gastroenterol. 2004.PMID: 15123083
Bergström M, Ikeda K, Swain P, Park PO.Bergström M, et al. Among authors: park po.Gastrointest Endosc. 2006 Feb;63(2):307-12. doi: 10.1016/j.gie.2005.09.035.Gastrointest Endosc. 2006.PMID: 16427940
Bergström M, Swain P, Park PO.Bergström M, et al. Among authors: park po.Gastrointest Endosc. 2007 Jul;66(1):174-8. doi: 10.1016/j.gie.2006.12.060.Gastrointest Endosc. 2007.PMID: 17591494