745 ILCS 40/3: Imposition of liability.

Every person, firm or corporation involved in the rendition of any of the services described in Section 2 warrants to the person, firm or corporation receiving the service and to the ultimate recipient that he has exercised due care and followed professional standards of care in providing the service according to the current state of the medical arts, and in the case of a service involving blood or blood derivatives that he has rendered such service in accordance with "The Blood Labeling Act", effective October 1, 1972.