RT Journal Article SR Electronic T1 Anatomical variation of the femoral nerve in the femoral triangle JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 907 OP 908 DO 10.1136/rapm-2019-100599 VO 44 IS 9 A1 Glenn Woodworth A1 Timothy Lee A1 Ryan Ivie A1 Brooke Becket YR 2019 UL http://rapm.bmj.com/content/44/9/907.abstract AB