PT - JOURNAL ARTICLE AU - I. Gregg TI - The recognition of early chronic bronchitis. DP - 1966 Mar 01 TA - The Journal of the College of General Practitioners PG - 36--51 VI - 11 IP - Suppl 2 4099 - http://bjgp.org/content/11/Suppl_2/36.short 4100 - http://bjgp.org/content/11/Suppl_2/36.full SO - J Coll Gen Pract1966 Mar 01; 11