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Walton MK, Powers JH 3rd, Hobart J, Patrick D, Marquis P, Vamvakas S, Isaac M, Molsen E, Cano S, Burke LB; International Society for Pharmacoeconomics and Outcomes Research Task Force for Clinical Outcomes Assessment.Walton MK, et al. Among authors: hobart j.Value Health. 2015 Sep;18(6):741-52. doi: 10.1016/j.jval.2015.08.006. Epub 2015 Aug 24.Value Health. 2015.PMID: 26409600Free PMC article.