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Photodynamic therapy with porfimer sodium for ablation of high-grade dysplasia in Barrett's esophagus: international, partially blinded, randomized phase III trial.
Overholt BF, Lightdale CJ, Wang KK, Canto MI, Burdick S, Haggitt RC, Bronner MP, Taylor SL, Grace MG, Depot M; International Photodynamic Group for High-Grade Dysplasia in Barrett's Esophagus. Overholt BF, et al. Gastrointest Endosc. 2005 Oct;62(4):488-98. doi: 10.1016/j.gie.2005.06.047. Gastrointest Endosc. 2005. PMID: 16185958 Clinical Trial.
Five-year efficacy and safety of photodynamic therapy with Photofrin in Barrett's high-grade dysplasia.
Overholt BF, Wang KK, Burdick JS, Lightdale CJ, Kimmey M, Nava HR, Sivak MV Jr, Nishioka N, Barr H, Marcon N, Pedrosa M, Bronner MP, Grace M, Depot M; International Photodynamic Group for High-Grade Dysplasia in Barrett's Esophagus. Overholt BF, et al. Gastrointest Endosc. 2007 Sep;66(3):460-8. doi: 10.1016/j.gie.2006.12.037. Epub 2007 Jul 23. Gastrointest Endosc. 2007. PMID: 17643436 Clinical Trial.