PT - JOURNAL ARTICLE AU - Barnes, P J TI - Poorly perceived asthma. AID - 10.1136/thx.47.6.408 DP - 1992 Jun 01 TA - Thorax PG - 408--409 VI - 47 IP - 6 4099 - http://thorax.bmj.com/content/47/6/408.short 4100 - http://thorax.bmj.com/content/47/6/408.full SO - Thorax1992 Jun 01; 47