RT Journal Article SR Electronic T1 Evaluation of trends in continuous peripheral nerve block utilization for total knee arthroplasty within and outside the Veterans Affairs Healthcare System JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 62 OP 63 DO 10.1136/rapm-2021-102731 VO 47 IS 1 A1 Nagavelli, Harika A1 Mariano, Edward R A1 Krishnamoorthy, Vijay A1 Ray, Neil D. A1 Hsia, Hung-Lun A1 Ellis, Alan R. A1 Memtsoudis, Stavros G A1 Bryan, William E A1 Pepin, Marc J A1 Raghunathan, Karthik YR 2022 UL http://rapm.bmj.com/content/47/1/62.abstract AB