AU - Karst M TI - ATlas of ultrasound-guided procedures in interventional pain management PT - JOUR DP - 2012 TA - JAMA pages = {1646-1647}, VI - 307 IP - 15 AID - 10.1001/jama.2012.493 [doi] 4100 - http://dx.doi.org/10.1001/jama.2012.493 SO - JAMA April 18, 2012 307(15):1646