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- Illinois Supreme Court | Monday, May 19, 1975 | Cited 0 times
- Nebraska Supreme Court | Wednesday, March 8, 1978 | Cited 0 times
- Appellate Court of Illinois | Thursday, September 12, 1991 | Cited 0 times
- Illinois Supreme Court | Thursday, January 23, 1992 | Cited 0 times
- Illinois Supreme Court | Thursday, August 26, 1993 | Cited 0 times