RT Journal Article SR Electronic T1 Mottled skin of the abdominal wall JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 170 OP 196 DO 10.1136/emermed-2018-207498 VO 36 IS 3 A1 Wei-Jing Lee A1 Chien-Chin Hsu YR 2019 UL http://emj.bmj.com/content/36/3/170.abstract AB