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. 2010 May 11;102(11):1608–1617. doi: 10.1038/sj.bjc.6605688

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Copyright © 2010 Cancer Research UK

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Kaplan–Meier disease-free survival estimates according to DNA ploidy status at (A) 4 months, (B) 1 year and (C) at both time points post-ALA PDT. Blue=diploid post-PDT, red=DNA ploidy abnormalities post-PDT (The colour reproduction of this figure is available on the html full text version of the manuscript).