AU - Battista ME TI - GUides to the evaluation of permanent impairment PT - JOUR DP - 1989 TA - JAMA pages = {2558-2559}, VI - 261 IP - 17 AID - 10.1001/jama.1989.03420170104042 [doi] 4100 - http://dx.doi.org/10.1001/jama.1989.03420170104042 SO - JAMA May 5, 1989 261(17):2558