RT Journal Article SR Electronic T1 Is a Thoracic Fascial Plane Block the Answer to Upper Abdominal Wall Analgesia? JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 891 OP 892 DO 10.1097/AAP.0000000000000838 VO 43 IS 8 A1 Duncan L. Hamilton A1 Baskar P. Manickam YR 2018 UL http://rapm.bmj.com/content/43/8/891.abstract AB