PT - JOURNAL ARTICLE AU - Geddes, D. M. TI - Chronic airflow obstruction. AID - 10.1136/pgmj.60.701.194 DP - 1984 Mar 01 TA - Postgraduate Medical Journal PG - 194--200 VI - 60 IP - 701 4099 - http://pmj.bmj.com/content/60/701/194.short 4100 - http://pmj.bmj.com/content/60/701/194.full SO - Postgrad Med J1984 Mar 01; 60