RT Journal Article SR Electronic T1 Toward precision regional anesthesia: is the PENG block appropriate for all hip fracture surgeries? JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 76 OP 77 DO 10.1136/rapm-2021-102905 VO 47 IS 1 A1 Kim, Richard A1 Tsui, Ban C H YR 2022 UL http://rapm.bmj.com/content/47/1/76.abstract AB