RT Journal Article SR Electronic T1 Epidural placement using catheter over needle: a cadaver study JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP rapm-2021-102486 DO 10.1136/rapm-2021-102486 A1 Ban C H Tsui A1 Hesham Elsharkawy A1 Loran Mounir A1 Sree Kolli A1 Samer Narouze A1 Richard Drake YR 2021 UL http://rapm.bmj.com/content/early/2021/03/08/rapm-2021-102486.abstract AB