0000950117-06-002710 11-K 2 20051231 20060623 20060623 QUEST DIAGNOSTICS INC 0001022079 8071 161387862 DE 1231 11-K 34 001-12215 06920922 ONE MALCOLM AVE TETERBORO NJ 07608 2013935000 ONE MALCOLM AVE TETERBORO NJ 07601 CORNING CLINICAL LABORATORIES INC 19960903 11-K 1 a42219.htm QUEST DIAGNOSTICS INCORPORATED EX-23 2 ex23.htm EXHIBIT 23