PT - JOURNAL ARTICLE AU - Simon R Johnson TI - Management of rare diseases in respiratory medicine AID - 10.7861/clinmedicine.7-5-447 DP - 2007 Oct 01 TA - Clinical Medicine PG - 447--448 VI - 7 IP - 5 4099 - http://www.rcpjournals.org/content/7/5/447.short 4100 - http://www.rcpjournals.org/content/7/5/447.full SO - Clin Med2007 Oct 01; 7