Video - WXYZ TV on Michigan's Unique Drug Immunity, 2006 
links to preemption law in Michigan
Questions Raised Over Michigan's Law, Detroit Free Press, 2005
Why We Must Rescind Michigan's Drug Shield Law, Henry Greenspan, 2005
Michigan's Bitter Legal Pill, Detroit Free Press Editorial, March 2007
Testimony at Michigan House Judicicary Committee, Henry Greenspan, March 2009
Fix Michigan's Meritless Pharmaceutical Law, Detroit Free Press, Henry Greenspan, March 2009.

Senator Mike Bishop Declares War on Democratic Process and Rational Public Policy - 4/20/2009
Re: “Jim Holcomb: Whitmer’s effort to change state’s drug law misguised,” Lansing State Journal, May 19, 2009.*
Should Michigan repeal immunity law for drug industry?
Detroit Free Press - Henry Greenspan, October 15, 2009

Greenspan: Michigan's drug immunity law doesn't help public  - Lansing State Journal

Memo to North Carolinians - Henry Greenspan