0000950137-03-002115 8-K 2 20030415 7 9 20030415 CDW COMPUTER CENTERS INC 0000899171 5961 363310735 IL 1231 8-K 34 000-21796 03650944 200 N MILWAUKEE AVE VERNON HILLS IL 60061 8474656000 200 N MILWAUKEE AVE VERNON HILLS IL 60061 8-K 1 c76210e8vk.htm CURRENT REPORT EX-99 3 c76210exv99.htm PRESS RELEASE DATED APRIL 15, 2003