PT - JOURNAL ARTICLE AU - Stein, Ken AU - Jenkins, Becky AU - Gamble, Harvey AU - Aziz, Khaled TI - Predictive value of asthma medication to identify asthma sufferers. DP - 2002 Feb 01 TA - British Journal of General Practice PG - 154--155 VI - 52 IP - 475 4099 - http://bjgp.org/content/52/475/154.short 4100 - http://bjgp.org/content/52/475/154.full SO - Br J Gen Pract2002 Feb 01; 52