PT - JOURNAL ARTICLE AU - Rh Mason AU - J Suntharalingam TI - Long-term oxygen therapy (LTOT) – is it always appropriately prescribed? AID - 10.7861/clinmedicine.9-6-634 DP - 2009 Dec 01 TA - Clinical Medicine PG - 634--634 VI - 9 IP - 6 4099 - http://www.rcpjournals.org/content/9/6/634.short 4100 - http://www.rcpjournals.org/content/9/6/634.full SO - Clin Med2009 Dec 01; 9