TY - JOUR T1 - Airway smooth muscle relaxation. JF - Thorax JO - Thorax SP - 894 LP - 901 DO - 10.1136/thx.50.8.894 VL - 50 IS - 8 AU - A J Knox AU - A E Tattersfield Y1 - 1995/08/01 UR - http://thorax.bmj.com/content/50/8/894.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -