PT - JOURNAL ARTICLE ED - , TI - SAQs – and answers – are ONLINE for RCP Fellows and Collegiate Members AID - 10.7861/clinmedicine.6-3-267 DP - 2006 May 01 TA - Clinical Medicine PG - 267--268 VI - 6 IP - 3 4099 - http://www.rcpjournals.org/content/6/3/267.short 4100 - http://www.rcpjournals.org/content/6/3/267.full SO - Clin Med2006 May 01; 6