Hypnotically refreshed testimony

We are all familiar with Rock v. Arkansas, 483 U.S. 44 (1987), in which a per se bar against hypnotically refreshed testimony of an accused was held unconstitutional.  Prof. Colin Miller reports that the state of Illnois finds that a per se bar can be applied to witnesses other than the accused.

I Put A Spell On You: Supreme Court Of Illinois Reveals That The State Per Se Precludes Hypontically Refreshed Testimony By Any Witness Besides The Criminal Defendant, 27 April 2009.