Thomas Tsai receives funding for work unrelated to this manuscript from the Commonwealth Fund, Arnold Ventures, the Massachusetts Consortium on Pathogen Readiness underwritten by the Massachusetts Life Sciences Heart, and the William F. Milton Fund of Harvard College. E. John Orav receives funding for work unrelated to this manuscript from the Division of Well being and Human Providers Workplace of the Assistant Secretary for Planning and Analysis and the Nationwide Institute on Growing older, Nationwide Institutes of Well being. Arnold Epstein receives funding for work unrelated to this manuscript from the New England Journal of Medication and the Nationwide Institute on Growing older, Nationwide Institutes of Well being. Views expressed on this article signify the views of the authors and don’t signify the official views of the US authorities.