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. 2015 Oct 29;5(4):354–369. doi: 10.3390/jpm5040354

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© 2015 by the authors; licensee MDPI, Basel, Switzerland.

This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution license (http://creativecommons.org/licenses/by/4.0/).

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(A) The percentage of Cancer 2015 patients with at least one follow-up, binned into time periods 3–6, 12 and 24 months post-registration into phase 1 of the study; (B) Percentage of Cancer 2015 patients that have either deceased or withdrawn consent to the study as of end of phase 1 (level 1 = no contact but patient approves continuation of collecting data, level 2 = no contact but patient requests to stop collecting data, level 3 = no contact and patient requests removal of data and destruction of biospecimens).