AU - Shilling, Ashley TI - The Continued Search for the Perfect AnalgesicCommentary on an article by Anshu Singh, MD, et al.: “Ultrasound-Guided Interscalene Block Anesthesia for Shoulder Arthroscopy. A Prospective Study of 1319 Patients” PT - JOUR DP - 2012 TA - The Journal of Bone & Joint Surgery PG - e170 1-2 VI - 94 IP - 22 AID - 10.2106/JBJS.L.01066 [doi] 4100 - http://dx.doi.org/10.2106/JBJS.L.01066 SO - The Journal of Bone & Joint Surgery November 21, 2012 94(22):e170 1