RT Journal Article SR Electronic T1 Esmolol: a viable option for current antinociceptive clinical research JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP rapm-2019-100450 DO 10.1136/rapm-2019-100450 A1 Williams, Brian YR 2019 UL http://rapm.bmj.com/content/early/2019/02/28/rapm-2019-100450.abstract AB