TY - JOUR T1 - Poorly perceived asthma. JF - Thorax JO - Thorax SP - 408 LP - 409 DO - 10.1136/thx.47.6.408 VL - 47 IS - 6 AU - P J Barnes Y1 - 1992/06/01 UR - http://thorax.bmj.com/content/47/6/408.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -