TY - BOOK ED - National Lybrary of Medicine (U.S.) TI - Medical subject headings CY - Bethesd,MD PB - United States KW - Subject headings KW - Medicine KW - Local N1 - Description based on contents viewed on June 29,2007;title from web site caption UR - http://purl.access.gpo.gov/GPO/LPS5102 ER -