Page 7 of 7 pages EXHIBIT A AGREEMENT JOINT FILING OF SCHEDULE 13D The undersigned hereby agree to jointly prepare and file with regulatory authorities a Schedule 13D and any future amendments thereto reporting each of the undersigned's ownership of...Renov Kalman • September 19th, 1997 • Biological products, (no disgnostic substances)
The undersigned hereby agree to jointly prepare and file with regulatory authorities a Schedule 13D and any future amendments thereto reporting each of the undersigned's ownership of securities of Sparta Pharmaceuticals, Inc., and hereby affirm that such Schedule 13D is being filed on behalf of each of them.
