RT Journal Article SR Electronic T1 White cell count and diagnosing appendicitis in pregnancy JF Journal of Accident & Emergency Medicine JO Arch Emerg Med FD BMJ Publishing Group Ltd and the British Association for Accident & Emergency Medicine SP 365 OP 365 DO 10.1136/emj.17.5.365 VO 17 IS 5 A1 Williams, Rob A1 Mackway-Jones, Kevin YR 2000 UL http://emj.bmj.com/content/17/5/365.abstract AB