RT Journal Article SR Electronic T1 Predictive value of asthma medication to identify asthma sufferers. JF British Journal of General Practice JO Br J Gen Pract FD British Journal of General Practice SP 154 OP 155 VO 52 IS 475 A1 Stein, Ken A1 Jenkins, Becky A1 Gamble, Harvey A1 Aziz, Khaled YR 2002 UL http://bjgp.org/content/52/475/154.abstract AB