RT Journal Article SR Electronic T1 Sympathomimetics and airway hyperreactivity. JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 1181 OP 1182 DO 10.1136/thx.49.11.1181-b VO 49 IS 11 A1 J Morley YR 1994 UL http://thorax.bmj.com/content/49/11/1181.3.abstract AB