EMPLOYEE APPARENTLY SUFFERED BACK STRAIN FROM REPETIVE LIFTING OF EXPLOSIVES BAGS AND BOXES. EMPLOYEE DID NOT INITIALLY REPORT HIS INJURY TO MANAGEMENT. HE SOUGHT MEDICAL ATTENTION FROM HIS PE RSONAL DOCTOR WHO PLACED HIM ON WORK RESTRICTION. HE THEN REPORTED HIS INJURY, WAS TAKEN TO THE COMPANY DOCTOR WHO TOOK OVER TREATMENT.