AU - Ernst E TI - ACupuncture ineffective, attention effective? PT - JOUR DP - 2008 TA - Archives of Internal Medicine pages = {551}, VI - 168 IP - 5 AID - 10.1001/archinte.168.5.551 [doi] 4100 - http://dx.doi.org/10.1001/archinte.168.5.551 SO - Archives of Internal Medicine March 10, 2008 168(5):551