Each hospital, licensed by the Department of Public Health as a short-term general hospital, out-patient surgical facility and out-patient clinic shall include in the record of each trauma patient, the international code for external cause of injuries known as an E-code. Each such facility shall include the E-code on records of inpatients. The Office of Injury Prevention established pursuant to § 19a-4i shall work with such facilities to provide training for medical records personnel concerning the proper use of E-codes.