RT Journal Article SR Electronic T1 Purpura on the truncus and extremities JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 174 OP 174 DO 10.1136/emermed-2016-205777 VO 34 IS 3 A1 Ryutaro Tanizaki A1 Masaki Oya A1 Yousuke Takemura YR 2017 UL http://emj.bmj.com/content/34/3/174.abstract AB