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Himmler S, van Exel J, Perry-Duxbury M, Brouwer W.Himmler S, et al.Eur J Health Econ. 2020 Jul;21(5):763-773. doi: 10.1007/s10198-020-01171-2. Epub 2020 Mar 16.Eur J Health Econ. 2020.PMID: 32180067Free PMC article.