United States. Government Accountability Office. (2018). Comparative effectiveness research: Activities funded by the Patient-Centered Outcomes Research Trust Fund : report to congressional committees. United States Government Accountability Office.
Chicago Style (17th ed.) CitationUnited States. Government Accountability Office. Comparative Effectiveness Research: Activities Funded by the Patient-Centered Outcomes Research Trust Fund : Report to Congressional Committees. [Washington, D.C.]: United States Government Accountability Office, 2018.
MLA (9th ed.) CitationUnited States. Government Accountability Office. Comparative Effectiveness Research: Activities Funded by the Patient-Centered Outcomes Research Trust Fund : Report to Congressional Committees. United States Government Accountability Office, 2018.