APA

United States, . (2011). Most power wheelchairs in the Medicare program did not meet medical necessity guidelines. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Chicago

United States, . 2011. Most power wheelchairs in the Medicare program did not meet medical necessity guidelines. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Harvard

United States, . (2011). Most power wheelchairs in the Medicare program did not meet medical necessity guidelines. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

MLA

United States, . Most power wheelchairs in the Medicare program did not meet medical necessity guidelines. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General. 2011.