RT Journal Article SR Electronic T1 SARS: experience from the emergency department, Tan Tock Seng Hospital, Singapore JF Emergency Medicine Journal JO Emerg Med J FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 501 OP 504 DO 10.1136/emj.20.6.501 VO 20 IS 6 A1 E Seow YR 2003 UL http://emj.bmj.com/content/20/6/501.abstract AB