RT Journal Article SR Electronic T1 Does a 2-Dimensional Picture Compensate for Lacking Anatomic Knowledge? JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 478-480 OP 478-480 DO 10.1097/AAP.0b013e3181f02b33 VO 35 IS 5 A1 John Dolan A1 Anne Williams A1 Eileen Murney A1 Malcolm Smith A1 G. N. C. Kenny YR 2010 UL http://rapm.bmj.com/content/35/5/478-480.abstract AB