SEC Filing Details Document Details Form 10-K Filing Date Feb 24, 2010 Document Date Dec 31, 2009 Form Description Annual report which provides a comprehensive overview of the company for the past year Filing Group Annual Filings Company Labcorp Issuer LABCORP HOLDINGS INC. Filing Formats View HTML Download PDF Download DOC Download XLS XBRL XBRL Viewer EX-101.INS - EX-101.INS EX-101.SCH - XBRL TAXONOMY EXTENSION SCHEMA EX-101.CAL - EX-101.CAL EX-101.DEF - EX-101.DEF EX-101.LAB - EX-101.LAB EX-101.PRE - EX-101.PRE XML - XBRL INSTANCE DOCUMENT