AU - Bozic K TI - COst-effectiveness of total knee arthroplasty in the united states—invited commentary PT - JOUR DP - 2009 TA - Archives of Internal Medicine pages = {1121-1122}, VI - 169 IP - 12 AID - 10.1001/archinternmed.2009.161 [doi] 4100 - http://dx.doi.org/10.1001/archinternmed.2009.161 SO - Archives of Internal Medicine June 22, 2009 169(12):1121