http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Your guide to Medicare prescription drug coverage
Centers for Medicare & Medicaid Services (U.S.)
1 online resource (86 pages) : illustrations
Centers for Medicare and Medicaid Services.
"CMS product number 11109"--Page 4 of cover.