RT Journal Article SR Electronic T1 Use TRIPOD when validating clinical prediction models JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 81 OP 81 DO 10.1136/emermed-2022-212617 VO 40 IS 1 A1 Bart GJ Candel A1 Søren Kabell Nissen YR 2023 UL http://emj.bmj.com/content/40/1/81.1.abstract AB