0000950117-06-000951 10-K 8 20051231 20060228 20060228 QUEST DIAGNOSTICS INC 0001022079 8071 161387862 DE 1231 10-K 34 001-12215 06651180 ONE MALCOLM AVE TETERBORO NJ 07608 2013935000 ONE MALCOLM AVE TETERBORO NJ 07601 CORNING CLINICAL LABORATORIES INC 19960903 10-K 1 a41430.htm QUEST DIAGNOSTICS INCORPORATED GRAPHIC 2 a41430001.jpg GRAPHIC EX-21 3 ex21-1.htm EXHIBIT 21.1 EX-23 4 ex23-1.htm EXHIBIT 23.1 EX-31 5 ex31-1.htm EXHIBIT 31.1 EX-31 6 ex31-2.htm EXHIBIT 31.2 EX-32 7 ex32-1.htm EXHIBIT 32.1 EX-32 8 ex32-2.htm EXHIBIT 32.2