RT Journal Article SR Electronic T1 Medical education research methodology: accuracy and design JF Regional Anesthesia & Pain Medicine JO Reg Anesth Pain Med FD BMJ Publishing Group Ltd SP 534 OP 534 DO 10.1136/rapm-2019-100368 VO 44 IS 4 A1 Amanda H Kumar A1 Edward R Mariano A1 Ankeet D Udani YR 2019 UL http://rapm.bmj.com/content/44/4/534.1.abstract AB